Home / 2,587,955,289.80-3,881,932,934.70-747,768,000.20

Finding the Fourth Proportional to 2,587,955,289.80, 3,881,932,934.70 and 747,768,000.20

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Solution

The fourth proportional to 2,587,955,289.80, 3,881,932,934.70 and 747,768,000.20 is: 1,121,652,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,955,289.80 : 3,881,932,934.70 = 747,768,000.20 : x
  2. Step 2: Convert to fraction form
    2,587,955,289.80/3,881,932,934.70 = 747,768,000.20/x
  3. Step 3: Cross multiply
    2,587,955,289.80x = 3,881,932,934.70 × 747,768,000.20
  4. Step 4: Simplify right side
    2,587,955,289.80x = 2,902,785,227,491,136,000
  5. Step 5: Solve for x
    x = 2,902,785,227,491,136,000/2,587,955,289.80
  6. Step 6: Final answer
    x = 1,121,652,000.30

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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.