Home / 80,676,793,321.98-121,031,516,608.65-28,336,062,052.86

Finding the Fourth Proportional to 80,676,793,321.98, 121,031,516,608.65 and 28,336,062,052.86

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Solution

The fourth proportional to 80,676,793,321.98, 121,031,516,608.65 and 28,336,062,052.86 is: 42,509,827,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,676,793,321.98 : 121,031,516,608.65 = 28,336,062,052.86 : x
  2. Step 2: Convert to fraction form
    80,676,793,321.98/121,031,516,608.65 = 28,336,062,052.86/x
  3. Step 3: Cross multiply
    80,676,793,321.98x = 121,031,516,608.65 × 28,336,062,052.86
  4. Step 4: Simplify right side
    80,676,793,321.98x = 3,429,556,564,974,462,042,112
  5. Step 5: Solve for x
    x = 3,429,556,564,974,462,042,112/80,676,793,321.98
  6. Step 6: Final answer
    x = 42,509,827,470.30

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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.