Home / 177,169,273.30-265,753,909.95-81,617,785.30

Finding the Fourth Proportional to 177,169,273.30, 265,753,909.95 and 81,617,785.30

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Solution

The fourth proportional to 177,169,273.30, 265,753,909.95 and 81,617,785.30 is: 122,426,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,169,273.30 : 265,753,909.95 = 81,617,785.30 : x
  2. Step 2: Convert to fraction form
    177,169,273.30/265,753,909.95 = 81,617,785.30/x
  3. Step 3: Cross multiply
    177,169,273.30x = 265,753,909.95 × 81,617,785.30
  4. Step 4: Simplify right side
    177,169,273.30x = 21,690,245,564,934,632
  5. Step 5: Solve for x
    x = 21,690,245,564,934,632/177,169,273.30
  6. Step 6: Final answer
    x = 122,426,677.95

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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.