Home / 1,042,737,428-1,564,307,557.68-396,454,921.76

Finding the Fourth Proportional to 1,042,737,428, 1,564,307,557.68 and 396,454,921.76

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Solution

The fourth proportional to 1,042,737,428, 1,564,307,557.68 and 396,454,921.76 is: 594,758,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,737,428 : 1,564,307,557.68 = 396,454,921.76 : x
  2. Step 2: Convert to fraction form
    1,042,737,428/1,564,307,557.68 = 396,454,921.76/x
  3. Step 3: Cross multiply
    1,042,737,428x = 1,564,307,557.68 × 396,454,921.76
  4. Step 4: Simplify right side
    1,042,737,428x = 620,177,430,388,601,088
  5. Step 5: Solve for x
    x = 620,177,430,388,601,088/1,042,737,428
  6. Step 6: Final answer
    x = 594,758,962.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.