Home / 869,193,541.46-1,304,371,500.55-371,320,407.89

Finding the Fourth Proportional to 869,193,541.46, 1,304,371,500.55 and 371,320,407.89

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Solution

The fourth proportional to 869,193,541.46, 1,304,371,500.55 and 371,320,407.89 is: 557,228,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,193,541.46 : 1,304,371,500.55 = 371,320,407.89 : x
  2. Step 2: Convert to fraction form
    869,193,541.46/1,304,371,500.55 = 371,320,407.89/x
  3. Step 3: Cross multiply
    869,193,541.46x = 1,304,371,500.55 × 371,320,407.89
  4. Step 4: Simplify right side
    869,193,541.46x = 484,339,757,617,795,456
  5. Step 5: Solve for x
    x = 484,339,757,617,795,456/869,193,541.46
  6. Step 6: Final answer
    x = 557,228,896.12

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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.