Home / 14,815,516,834.46-20,445,442,262.15-8,795,229,606.38

Finding the Fourth Proportional to 14,815,516,834.46, 20,445,442,262.15 and 8,795,229,606.38

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Solution

The fourth proportional to 14,815,516,834.46, 20,445,442,262.15 and 8,795,229,606.38 is: 12,137,434,090.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,516,834.46 : 20,445,442,262.15 = 8,795,229,606.38 : x
  2. Step 2: Convert to fraction form
    14,815,516,834.46/20,445,442,262.15 = 8,795,229,606.38/x
  3. Step 3: Cross multiply
    14,815,516,834.46x = 20,445,442,262.15 × 8,795,229,606.38
  4. Step 4: Simplify right side
    14,815,516,834.46x = 179,822,359,099,448,360,960
  5. Step 5: Solve for x
    x = 179,822,359,099,448,360,960/14,815,516,834.46
  6. Step 6: Final answer
    x = 12,137,434,090.81

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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.