Home / 20,676,675,591.43-31,024,034,672.74-7,240,602,989.36

Finding the Fourth Proportional to 20,676,675,591.43, 31,024,034,672.74 and 7,240,602,989.36

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Solution

The fourth proportional to 20,676,675,591.43, 31,024,034,672.74 and 7,240,602,989.36 is: 10,864,063,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,676,675,591.43 : 31,024,034,672.74 = 7,240,602,989.36 : x
  2. Step 2: Convert to fraction form
    20,676,675,591.43/31,024,034,672.74 = 7,240,602,989.36/x
  3. Step 3: Cross multiply
    20,676,675,591.43x = 31,024,034,672.74 × 7,240,602,989.36
  4. Step 4: Simplify right side
    20,676,675,591.43x = 224,632,718,193,498,128,384
  5. Step 5: Solve for x
    x = 224,632,718,193,498,128,384/20,676,675,591.43
  6. Step 6: Final answer
    x = 10,864,063,577.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.