Home / 441,573,561.78-609,375,545.36-243,342,169.10

Finding the Fourth Proportional to 441,573,561.78, 609,375,545.36 and 243,342,169.10

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Solution

The fourth proportional to 441,573,561.78, 609,375,545.36 and 243,342,169.10 is: 335,814,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,573,561.78 : 609,375,545.36 = 243,342,169.10 : x
  2. Step 2: Convert to fraction form
    441,573,561.78/609,375,545.36 = 243,342,169.10/x
  3. Step 3: Cross multiply
    441,573,561.78x = 609,375,545.36 × 243,342,169.10
  4. Step 4: Simplify right side
    441,573,561.78x = 148,286,767,000,134,240
  5. Step 5: Solve for x
    x = 148,286,767,000,134,240/441,573,561.78
  6. Step 6: Final answer
    x = 335,814,414.26

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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.