Home / 739,829,242.65-1,020,964,269.97-442,471,437.14

Finding the Fourth Proportional to 739,829,242.65, 1,020,964,269.97 and 442,471,437.14

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Solution

The fourth proportional to 739,829,242.65, 1,020,964,269.97 and 442,471,437.14 is: 610,610,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,829,242.65 : 1,020,964,269.97 = 442,471,437.14 : x
  2. Step 2: Convert to fraction form
    739,829,242.65/1,020,964,269.97 = 442,471,437.14/x
  3. Step 3: Cross multiply
    739,829,242.65x = 1,020,964,269.97 × 442,471,437.14
  4. Step 4: Simplify right side
    739,829,242.65x = 451,747,527,802,216,832
  5. Step 5: Solve for x
    x = 451,747,527,802,216,832/739,829,242.65
  6. Step 6: Final answer
    x = 610,610,532.48

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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.