Home / 545,917,508.40-818,876,262.60-177,451,748.40

Finding the Fourth Proportional to 545,917,508.40, 818,876,262.60 and 177,451,748.40

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Solution

The fourth proportional to 545,917,508.40, 818,876,262.60 and 177,451,748.40 is: 266,177,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,917,508.40 : 818,876,262.60 = 177,451,748.40 : x
  2. Step 2: Convert to fraction form
    545,917,508.40/818,876,262.60 = 177,451,748.40/x
  3. Step 3: Cross multiply
    545,917,508.40x = 818,876,262.60 × 177,451,748.40
  4. Step 4: Simplify right side
    545,917,508.40x = 145,311,024,521,627,552
  5. Step 5: Solve for x
    x = 145,311,024,521,627,552/545,917,508.40
  6. Step 6: Final answer
    x = 266,177,622.60

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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.