Home / 66,909,663.38-100,364,356.98-37,750,265.43

Finding the Fourth Proportional to 66,909,663.38, 100,364,356.98 and 37,750,265.43

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Solution

The fourth proportional to 66,909,663.38, 100,364,356.98 and 37,750,265.43 is: 56,625,320.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,909,663.38 : 100,364,356.98 = 37,750,265.43 : x
  2. Step 2: Convert to fraction form
    66,909,663.38/100,364,356.98 = 37,750,265.43/x
  3. Step 3: Cross multiply
    66,909,663.38x = 100,364,356.98 × 37,750,265.43
  4. Step 4: Simplify right side
    66,909,663.38x = 3,788,781,115,706,273.50
  5. Step 5: Solve for x
    x = 3,788,781,115,706,273.50/66,909,663.38
  6. Step 6: Final answer
    x = 56,625,320.24

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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.