Home / 397,451,126.55-596,176,689.83-371,941,958.55

Finding the Fourth Proportional to 397,451,126.55, 596,176,689.83 and 371,941,958.55

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Solution

The fourth proportional to 397,451,126.55, 596,176,689.83 and 371,941,958.55 is: 557,912,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,451,126.55 : 596,176,689.83 = 371,941,958.55 : x
  2. Step 2: Convert to fraction form
    397,451,126.55/596,176,689.83 = 371,941,958.55/x
  3. Step 3: Cross multiply
    397,451,126.55x = 596,176,689.83 × 371,941,958.55
  4. Step 4: Simplify right side
    397,451,126.55x = 221,743,125,655,366,368
  5. Step 5: Solve for x
    x = 221,743,125,655,366,368/397,451,126.55
  6. Step 6: Final answer
    x = 557,912,937.83

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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.