Home / 951,877,705.26-1,427,882,149.53-398,623,086.78

Finding the Fourth Proportional to 951,877,705.26, 1,427,882,149.53 and 398,623,086.78

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Solution

The fourth proportional to 951,877,705.26, 1,427,882,149.53 and 398,623,086.78 is: 597,962,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,877,705.26 : 1,427,882,149.53 = 398,623,086.78 : x
  2. Step 2: Convert to fraction form
    951,877,705.26/1,427,882,149.53 = 398,623,086.78/x
  3. Step 3: Cross multiply
    951,877,705.26x = 1,427,882,149.53 × 398,623,086.78
  4. Step 4: Simplify right side
    951,877,705.26x = 569,186,790,003,710,080
  5. Step 5: Solve for x
    x = 569,186,790,003,710,080/951,877,705.26
  6. Step 6: Final answer
    x = 597,962,098.34

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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.