Home / 109,012,944.47-150,451,397.60-62,602,201.94

Finding the Fourth Proportional to 109,012,944.47, 150,451,397.60 and 62,602,201.94

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Solution

The fourth proportional to 109,012,944.47, 150,451,397.60 and 62,602,201.94 is: 86,398,810.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,012,944.47 : 150,451,397.60 = 62,602,201.94 : x
  2. Step 2: Convert to fraction form
    109,012,944.47/150,451,397.60 = 62,602,201.94/x
  3. Step 3: Cross multiply
    109,012,944.47x = 150,451,397.60 × 62,602,201.94
  4. Step 4: Simplify right side
    109,012,944.47x = 9,418,588,773,645,164
  5. Step 5: Solve for x
    x = 9,418,588,773,645,164/109,012,944.47
  6. Step 6: Final answer
    x = 86,398,810.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.