Home / 431,800,034.10-595,832,838.72-243,617,357.30

Finding the Fourth Proportional to 431,800,034.10, 595,832,838.72 and 243,617,357.30

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Solution

The fourth proportional to 431,800,034.10, 595,832,838.72 and 243,617,357.30 is: 336,163,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,800,034.10 : 595,832,838.72 = 243,617,357.30 : x
  2. Step 2: Convert to fraction form
    431,800,034.10/595,832,838.72 = 243,617,357.30/x
  3. Step 3: Cross multiply
    431,800,034.10x = 595,832,838.72 × 243,617,357.30
  4. Step 4: Simplify right side
    431,800,034.10x = 145,155,221,561,523,520
  5. Step 5: Solve for x
    x = 145,155,221,561,523,520/431,800,034.10
  6. Step 6: Final answer
    x = 336,163,061.83

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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.