Home / 119,581,426.46-165,022,366.02-64,577,278.10

Finding the Fourth Proportional to 119,581,426.46, 165,022,366.02 and 64,577,278.10

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Solution

The fourth proportional to 119,581,426.46, 165,022,366.02 and 64,577,278.10 is: 89,116,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,581,426.46 : 165,022,366.02 = 64,577,278.10 : x
  2. Step 2: Convert to fraction form
    119,581,426.46/165,022,366.02 = 64,577,278.10/x
  3. Step 3: Cross multiply
    119,581,426.46x = 165,022,366.02 × 64,577,278.10
  4. Step 4: Simplify right side
    119,581,426.46x = 10,656,695,223,193,532
  5. Step 5: Solve for x
    x = 10,656,695,223,193,532/119,581,426.46
  6. Step 6: Final answer
    x = 89,116,642.43

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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.