Home / 531,487,850.40-797,231,775.60-480,469,514.40

Finding the Fourth Proportional to 531,487,850.40, 797,231,775.60 and 480,469,514.40

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Solution

The fourth proportional to 531,487,850.40, 797,231,775.60 and 480,469,514.40 is: 720,704,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,487,850.40 : 797,231,775.60 = 480,469,514.40 : x
  2. Step 2: Convert to fraction form
    531,487,850.40/797,231,775.60 = 480,469,514.40/x
  3. Step 3: Cross multiply
    531,487,850.40x = 797,231,775.60 × 480,469,514.40
  4. Step 4: Simplify right side
    531,487,850.40x = 383,045,564,086,781,760
  5. Step 5: Solve for x
    x = 383,045,564,086,781,760/531,487,850.40
  6. Step 6: Final answer
    x = 720,704,271.60

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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.