Home / 116,491,531.30-174,989,239.35-82,479,307.30

Finding the Fourth Proportional to 116,491,531.30, 174,989,239.35 and 82,479,307.30

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Solution

The fourth proportional to 116,491,531.30, 174,989,239.35 and 82,479,307.30 is: 123,897,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,491,531.30 : 174,989,239.35 = 82,479,307.30 : x
  2. Step 2: Convert to fraction form
    116,491,531.30/174,989,239.35 = 82,479,307.30/x
  3. Step 3: Cross multiply
    116,491,531.30x = 174,989,239.35 × 82,479,307.30
  4. Step 4: Simplify right side
    116,491,531.30x = 14,432,991,246,541,902
  5. Step 5: Solve for x
    x = 14,432,991,246,541,902/116,491,531.30
  6. Step 6: Final answer
    x = 123,897,343.31

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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.