Home / 207,440,716.70-311,176,821.45-61,862,915.90

Finding the Fourth Proportional to 207,440,716.70, 311,176,821.45 and 61,862,915.90

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Solution

The fourth proportional to 207,440,716.70, 311,176,821.45 and 61,862,915.90 is: 92,799,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,440,716.70 : 311,176,821.45 = 61,862,915.90 : x
  2. Step 2: Convert to fraction form
    207,440,716.70/311,176,821.45 = 61,862,915.90/x
  3. Step 3: Cross multiply
    207,440,716.70x = 311,176,821.45 × 61,862,915.90
  4. Step 4: Simplify right side
    207,440,716.70x = 19,250,305,535,390,664
  5. Step 5: Solve for x
    x = 19,250,305,535,390,664/207,440,716.70
  6. Step 6: Final answer
    x = 92,799,069.74

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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.