Home / 14,815,516,724.39-20,445,442,110.19-8,795,229,496.31

Finding the Fourth Proportional to 14,815,516,724.39, 20,445,442,110.19 and 8,795,229,496.31

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Solution

The fourth proportional to 14,815,516,724.39, 20,445,442,110.19 and 8,795,229,496.31 is: 12,137,433,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,516,724.39 : 20,445,442,110.19 = 8,795,229,496.31 : x
  2. Step 2: Convert to fraction form
    14,815,516,724.39/20,445,442,110.19 = 8,795,229,496.31/x
  3. Step 3: Cross multiply
    14,815,516,724.39x = 20,445,442,110.19 × 8,795,229,496.31
  4. Step 4: Simplify right side
    14,815,516,724.39x = 179,822,355,512,701,583,360
  5. Step 5: Solve for x
    x = 179,822,355,512,701,583,360/14,815,516,724.39
  6. Step 6: Final answer
    x = 12,137,433,938.88

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1.5x scale

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.