Home / 1,042,737,428.50-1,564,307,558.43-396,454,922.26

Finding the Fourth Proportional to 1,042,737,428.50, 1,564,307,558.43 and 396,454,922.26

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Solution

The fourth proportional to 1,042,737,428.50, 1,564,307,558.43 and 396,454,922.26 is: 594,758,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,737,428.50 : 1,564,307,558.43 = 396,454,922.26 : x
  2. Step 2: Convert to fraction form
    1,042,737,428.50/1,564,307,558.43 = 396,454,922.26/x
  3. Step 3: Cross multiply
    1,042,737,428.50x = 1,564,307,558.43 × 396,454,922.26
  4. Step 4: Simplify right side
    1,042,737,428.50x = 620,177,431,468,096,128
  5. Step 5: Solve for x
    x = 620,177,431,468,096,128/1,042,737,428.50
  6. Step 6: Final answer
    x = 594,758,962.82

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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.