Home / 509,103,468.30-763,342,673.67-197,847,656.04

Finding the Fourth Proportional to 509,103,468.30, 763,342,673.67 and 197,847,656.04

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Solution

The fourth proportional to 509,103,468.30, 763,342,673.67 and 197,847,656.04 is: 296,650,029.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,103,468.30 : 763,342,673.67 = 197,847,656.04 : x
  2. Step 2: Convert to fraction form
    509,103,468.30/763,342,673.67 = 197,847,656.04/x
  3. Step 3: Cross multiply
    509,103,468.30x = 763,342,673.67 × 197,847,656.04
  4. Step 4: Simplify right side
    509,103,468.30x = 151,025,558,740,916,096
  5. Step 5: Solve for x
    x = 151,025,558,740,916,096/509,103,468.30
  6. Step 6: Final answer
    x = 296,650,029.21

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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.