Home / 90,508,582.44-124,928,163.18-59,151,348.60

Finding the Fourth Proportional to 90,508,582.44, 124,928,163.18 and 59,151,348.60

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Solution

The fourth proportional to 90,508,582.44, 124,928,163.18 and 59,151,348.60 is: 81,646,061.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,508,582.44 : 124,928,163.18 = 59,151,348.60 : x
  2. Step 2: Convert to fraction form
    90,508,582.44/124,928,163.18 = 59,151,348.60/x
  3. Step 3: Cross multiply
    90,508,582.44x = 124,928,163.18 × 59,151,348.60
  4. Step 4: Simplify right side
    90,508,582.44x = 7,389,669,330,217,865
  5. Step 5: Solve for x
    x = 7,389,669,330,217,865/90,508,582.44
  6. Step 6: Final answer
    x = 81,646,061.96

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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.