Home / 634,625,182.53-951,437,123.93-400,963,385.43

Finding the Fourth Proportional to 634,625,182.53, 951,437,123.93 and 400,963,385.43

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Solution

The fourth proportional to 634,625,182.53, 951,437,123.93 and 400,963,385.43 is: 601,128,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,625,182.53 : 951,437,123.93 = 400,963,385.43 : x
  2. Step 2: Convert to fraction form
    634,625,182.53/951,437,123.93 = 400,963,385.43/x
  3. Step 3: Cross multiply
    634,625,182.53x = 951,437,123.93 × 400,963,385.43
  4. Step 4: Simplify right side
    634,625,182.53x = 381,491,450,235,757,696
  5. Step 5: Solve for x
    x = 381,491,450,235,757,696/634,625,182.53
  6. Step 6: Final answer
    x = 601,128,761.89

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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.