Home / 188,472,470.40-282,711,316.80-124,187,798.40

Finding the Fourth Proportional to 188,472,470.40, 282,711,316.80 and 124,187,798.40

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Solution

The fourth proportional to 188,472,470.40, 282,711,316.80 and 124,187,798.40 is: 186,283,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,472,470.40 : 282,711,316.80 = 124,187,798.40 : x
  2. Step 2: Convert to fraction form
    188,472,470.40/282,711,316.80 = 124,187,798.40/x
  3. Step 3: Cross multiply
    188,472,470.40x = 282,711,316.80 × 124,187,798.40
  4. Step 4: Simplify right side
    188,472,470.40x = 35,109,296,016,156,936
  5. Step 5: Solve for x
    x = 35,109,296,016,156,936/188,472,470.40
  6. Step 6: Final answer
    x = 186,283,418.17

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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.