Home / 291,092,656.91-436,647,849.39-113,822,719.76

Finding the Fourth Proportional to 291,092,656.91, 436,647,849.39 and 113,822,719.76

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Solution

The fourth proportional to 291,092,656.91, 436,647,849.39 and 113,822,719.76 is: 170,737,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,092,656.91 : 436,647,849.39 = 113,822,719.76 : x
  2. Step 2: Convert to fraction form
    291,092,656.91/436,647,849.39 = 113,822,719.76/x
  3. Step 3: Cross multiply
    291,092,656.91x = 436,647,849.39 × 113,822,719.76
  4. Step 4: Simplify right side
    291,092,656.91x = 49,700,445,796,016,280
  5. Step 5: Solve for x
    x = 49,700,445,796,016,280/291,092,656.91
  6. Step 6: Final answer
    x = 170,737,545.65

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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.