Home / 14,815,397,988.90-20,445,264,355.61-8,041,217,964.59

Finding the Fourth Proportional to 14,815,397,988.90, 20,445,264,355.61 and 8,041,217,964.59

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Solution

The fourth proportional to 14,815,397,988.90, 20,445,264,355.61 and 8,041,217,964.59 is: 11,096,889,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,397,988.90 : 20,445,264,355.61 = 8,041,217,964.59 : x
  2. Step 2: Convert to fraction form
    14,815,397,988.90/20,445,264,355.61 = 8,041,217,964.59/x
  3. Step 3: Cross multiply
    14,815,397,988.90x = 20,445,264,355.61 × 8,041,217,964.59
  4. Step 4: Simplify right side
    14,815,397,988.90x = 164,404,827,027,189,923,840
  5. Step 5: Solve for x
    x = 164,404,827,027,189,923,840/14,815,397,988.90
  6. Step 6: Final answer
    x = 11,096,889,003.61

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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.