Home / 370,901,503.28-511,818,470.70-205,876,082

Finding the Fourth Proportional to 370,901,503.28, 511,818,470.70 and 205,876,082

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Solution

The fourth proportional to 370,901,503.28, 511,818,470.70 and 205,876,082 is: 284,094,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,901,503.28 : 511,818,470.70 = 205,876,082 : x
  2. Step 2: Convert to fraction form
    370,901,503.28/511,818,470.70 = 205,876,082/x
  3. Step 3: Cross multiply
    370,901,503.28x = 511,818,470.70 × 205,876,082
  4. Step 4: Simplify right side
    370,901,503.28x = 105,371,181,442,947,792
  5. Step 5: Solve for x
    x = 105,371,181,442,947,792/370,901,503.28
  6. Step 6: Final answer
    x = 284,094,781.26

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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.