Home / 207,799,974.28-311,748,469.08-60,250,620.52

Finding the Fourth Proportional to 207,799,974.28, 311,748,469.08 and 60,250,620.52

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Solution

The fourth proportional to 207,799,974.28, 311,748,469.08 and 60,250,620.52 is: 90,389,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,799,974.28 : 311,748,469.08 = 60,250,620.52 : x
  2. Step 2: Convert to fraction form
    207,799,974.28/311,748,469.08 = 60,250,620.52/x
  3. Step 3: Cross multiply
    207,799,974.28x = 311,748,469.08 × 60,250,620.52
  4. Step 4: Simplify right side
    207,799,974.28x = 18,783,038,706,671,292
  5. Step 5: Solve for x
    x = 18,783,038,706,671,292/207,799,974.28
  6. Step 6: Final answer
    x = 90,389,995.34

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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.