Home / 45,438,205,657.20-68,157,308,485.80-21,844,297,877.10

Finding the Fourth Proportional to 45,438,205,657.20, 68,157,308,485.80 and 21,844,297,877.10

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Solution

The fourth proportional to 45,438,205,657.20, 68,157,308,485.80 and 21,844,297,877.10 is: 32,766,446,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,438,205,657.20 : 68,157,308,485.80 = 21,844,297,877.10 : x
  2. Step 2: Convert to fraction form
    45,438,205,657.20/68,157,308,485.80 = 21,844,297,877.10/x
  3. Step 3: Cross multiply
    45,438,205,657.20x = 68,157,308,485.80 × 21,844,297,877.10
  4. Step 4: Simplify right side
    45,438,205,657.20x = 1,488,848,549,065,210,724,352
  5. Step 5: Solve for x
    x = 1,488,848,549,065,210,724,352/45,438,205,657.20
  6. Step 6: Final answer
    x = 32,766,446,815.65

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Double scale
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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.