Home / 31,039,827,021.90-42,834,980,055.42-16,766,660,951.30

Finding the Fourth Proportional to 31,039,827,021.90, 42,834,980,055.42 and 16,766,660,951.30

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Solution

The fourth proportional to 31,039,827,021.90, 42,834,980,055.42 and 16,766,660,951.30 is: 23,138,002,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039,827,021.90 : 42,834,980,055.42 = 16,766,660,951.30 : x
  2. Step 2: Convert to fraction form
    31,039,827,021.90/42,834,980,055.42 = 16,766,660,951.30/x
  3. Step 3: Cross multiply
    31,039,827,021.90x = 42,834,980,055.42 × 16,766,660,951.30
  4. Step 4: Simplify right side
    31,039,827,021.90x = 718,199,587,444,924,743,680
  5. Step 5: Solve for x
    x = 718,199,587,444,924,743,680/31,039,827,021.90
  6. Step 6: Final answer
    x = 23,138,002,249.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.