Home / 207,224,909.70-286,099,433.94-131,913,730.90

Finding the Fourth Proportional to 207,224,909.70, 286,099,433.94 and 131,913,730.90

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Solution

The fourth proportional to 207,224,909.70, 286,099,433.94 and 131,913,730.90 is: 182,123,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,224,909.70 : 286,099,433.94 = 131,913,730.90 : x
  2. Step 2: Convert to fraction form
    207,224,909.70/286,099,433.94 = 131,913,730.90/x
  3. Step 3: Cross multiply
    207,224,909.70x = 286,099,433.94 × 131,913,730.90
  4. Step 4: Simplify right side
    207,224,909.70x = 37,740,443,739,403,488
  5. Step 5: Solve for x
    x = 37,740,443,739,403,488/207,224,909.70
  6. Step 6: Final answer
    x = 182,123,103.80

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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.