Home / 14,703,378,425.78-20,290,791,726.24-8,020,404,711.86

Finding the Fourth Proportional to 14,703,378,425.78, 20,290,791,726.24 and 8,020,404,711.86

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Solution

The fourth proportional to 14,703,378,425.78, 20,290,791,726.24 and 8,020,404,711.86 is: 11,068,229,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703,378,425.78 : 20,290,791,726.24 = 8,020,404,711.86 : x
  2. Step 2: Convert to fraction form
    14,703,378,425.78/20,290,791,726.24 = 8,020,404,711.86/x
  3. Step 3: Cross multiply
    14,703,378,425.78x = 20,290,791,726.24 × 8,020,404,711.86
  4. Step 4: Simplify right side
    14,703,378,425.78x = 162,740,361,568,505,200,640
  5. Step 5: Solve for x
    x = 162,740,361,568,505,200,640/14,703,378,425.78
  6. Step 6: Final answer
    x = 11,068,229,141.35

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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.