Home / 98,417,101.80-147,625,652.70-30,259,793.55

Finding the Fourth Proportional to 98,417,101.80, 147,625,652.70 and 30,259,793.55

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Solution

The fourth proportional to 98,417,101.80, 147,625,652.70 and 30,259,793.55 is: 45,389,690.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,417,101.80 : 147,625,652.70 = 30,259,793.55 : x
  2. Step 2: Convert to fraction form
    98,417,101.80/147,625,652.70 = 30,259,793.55/x
  3. Step 3: Cross multiply
    98,417,101.80x = 147,625,652.70 × 30,259,793.55
  4. Step 4: Simplify right side
    98,417,101.80x = 4,467,121,773,386,000
  5. Step 5: Solve for x
    x = 4,467,121,773,386,000/98,417,101.80
  6. Step 6: Final answer
    x = 45,389,690.33

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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.