Home / 331,776,239.40-497,664,359.10-89,463,637.80

Finding the Fourth Proportional to 331,776,239.40, 497,664,359.10 and 89,463,637.80

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Solution

The fourth proportional to 331,776,239.40, 497,664,359.10 and 89,463,637.80 is: 134,195,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,239.40 : 497,664,359.10 = 89,463,637.80 : x
  2. Step 2: Convert to fraction form
    331,776,239.40/497,664,359.10 = 89,463,637.80/x
  3. Step 3: Cross multiply
    331,776,239.40x = 497,664,359.10 × 89,463,637.80
  4. Step 4: Simplify right side
    331,776,239.40x = 44,522,863,968,491,536
  5. Step 5: Solve for x
    x = 44,522,863,968,491,536/331,776,239.40
  6. Step 6: Final answer
    x = 134,195,456.70

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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.