Home / 91,884,657.36-126,800,839.20-50,068,729.68

Finding the Fourth Proportional to 91,884,657.36, 126,800,839.20 and 50,068,729.68

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Solution

The fourth proportional to 91,884,657.36, 126,800,839.20 and 50,068,729.68 is: 69,094,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,884,657.36 : 126,800,839.20 = 50,068,729.68 : x
  2. Step 2: Convert to fraction form
    91,884,657.36/126,800,839.20 = 50,068,729.68/x
  3. Step 3: Cross multiply
    91,884,657.36x = 126,800,839.20 × 50,068,729.68
  4. Step 4: Simplify right side
    91,884,657.36x = 6,348,756,941,101,948
  5. Step 5: Solve for x
    x = 6,348,756,941,101,948/91,884,657.36
  6. Step 6: Final answer
    x = 69,094,853.52

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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.