Home / 48,123,098,559.15-66,416,782,018.20-28,833,320,284.35

Finding the Fourth Proportional to 48,123,098,559.15, 66,416,782,018.20 and 28,833,320,284.35

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Solution

The fourth proportional to 48,123,098,559.15, 66,416,782,018.20 and 28,833,320,284.35 is: 39,794,119,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,123,098,559.15 : 66,416,782,018.20 = 28,833,320,284.35 : x
  2. Step 2: Convert to fraction form
    48,123,098,559.15/66,416,782,018.20 = 28,833,320,284.35/x
  3. Step 3: Cross multiply
    48,123,098,559.15x = 66,416,782,018.20 × 28,833,320,284.35
  4. Step 4: Simplify right side
    48,123,098,559.15x = 1,915,016,348,186,618,101,760
  5. Step 5: Solve for x
    x = 1,915,016,348,186,618,101,760/48,123,098,559.15
  6. Step 6: Final answer
    x = 39,794,119,778.73

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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.