Home / 264,910,543.40-397,365,815.10-207,451,929.80

Finding the Fourth Proportional to 264,910,543.40, 397,365,815.10 and 207,451,929.80

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Solution

The fourth proportional to 264,910,543.40, 397,365,815.10 and 207,451,929.80 is: 311,177,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,910,543.40 : 397,365,815.10 = 207,451,929.80 : x
  2. Step 2: Convert to fraction form
    264,910,543.40/397,365,815.10 = 207,451,929.80/x
  3. Step 3: Cross multiply
    264,910,543.40x = 397,365,815.10 × 207,451,929.80
  4. Step 4: Simplify right side
    264,910,543.40x = 82,434,305,179,044,992
  5. Step 5: Solve for x
    x = 82,434,305,179,044,992/264,910,543.40
  6. Step 6: Final answer
    x = 311,177,894.70

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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.