Home / 20,884,480,168.30-31,326,720,252.45-7,098,192,040.30

Finding the Fourth Proportional to 20,884,480,168.30, 31,326,720,252.45 and 7,098,192,040.30

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Solution

The fourth proportional to 20,884,480,168.30, 31,326,720,252.45 and 7,098,192,040.30 is: 10,647,288,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884,480,168.30 : 31,326,720,252.45 = 7,098,192,040.30 : x
  2. Step 2: Convert to fraction form
    20,884,480,168.30/31,326,720,252.45 = 7,098,192,040.30/x
  3. Step 3: Cross multiply
    20,884,480,168.30x = 31,326,720,252.45 × 7,098,192,040.30
  4. Step 4: Simplify right side
    20,884,480,168.30x = 222,363,076,344,645,419,008
  5. Step 5: Solve for x
    x = 222,363,076,344,645,419,008/20,884,480,168.30
  6. Step 6: Final answer
    x = 10,647,288,060.45

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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.