Home / 7,665,619,346.80-11,498,429,020.20-3,303,551,618.80

Finding the Fourth Proportional to 7,665,619,346.80, 11,498,429,020.20 and 3,303,551,618.80

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Solution

The fourth proportional to 7,665,619,346.80, 11,498,429,020.20 and 3,303,551,618.80 is: 4,955,327,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,619,346.80 : 11,498,429,020.20 = 3,303,551,618.80 : x
  2. Step 2: Convert to fraction form
    7,665,619,346.80/11,498,429,020.20 = 3,303,551,618.80/x
  3. Step 3: Cross multiply
    7,665,619,346.80x = 11,498,429,020.20 × 3,303,551,618.80
  4. Step 4: Simplify right side
    7,665,619,346.80x = 37,985,653,803,338,612,736
  5. Step 5: Solve for x
    x = 37,985,653,803,338,612,736/7,665,619,346.80
  6. Step 6: Final answer
    x = 4,955,327,428.20

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Double scale
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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.