Home / 8,007,422,427.60-12,011,133,641.40-6,646,933,467.60

Finding the Fourth Proportional to 8,007,422,427.60, 12,011,133,641.40 and 6,646,933,467.60

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Solution

The fourth proportional to 8,007,422,427.60, 12,011,133,641.40 and 6,646,933,467.60 is: 9,970,400,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,422,427.60 : 12,011,133,641.40 = 6,646,933,467.60 : x
  2. Step 2: Convert to fraction form
    8,007,422,427.60/12,011,133,641.40 = 6,646,933,467.60/x
  3. Step 3: Cross multiply
    8,007,422,427.60x = 12,011,133,641.40 × 6,646,933,467.60
  4. Step 4: Simplify right side
    8,007,422,427.60x = 79,837,206,184,837,922,816
  5. Step 5: Solve for x
    x = 79,837,206,184,837,922,816/8,007,422,427.60
  6. Step 6: Final answer
    x = 9,970,400,201.40

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Half scale
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Double scale
Find fourth proportional to 8,007,422,428.60, 12,011,133,642.90 and 6,646,933,468.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.