Home / 492,059,007.30-738,088,510.95-396,507,519.30

Finding the Fourth Proportional to 492,059,007.30, 738,088,510.95 and 396,507,519.30

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Solution

The fourth proportional to 492,059,007.30, 738,088,510.95 and 396,507,519.30 is: 594,761,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,059,007.30 : 738,088,510.95 = 396,507,519.30 : x
  2. Step 2: Convert to fraction form
    492,059,007.30/738,088,510.95 = 396,507,519.30/x
  3. Step 3: Cross multiply
    492,059,007.30x = 738,088,510.95 × 396,507,519.30
  4. Step 4: Simplify right side
    492,059,007.30x = 292,657,644,500,615,424
  5. Step 5: Solve for x
    x = 292,657,644,500,615,424/492,059,007.30
  6. Step 6: Final answer
    x = 594,761,278.95

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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.