Home / 91,901,236.56-126,818,008.20-50,645,824.08

Finding the Fourth Proportional to 91,901,236.56, 126,818,008.20 and 50,645,824.08

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Solution

The fourth proportional to 91,901,236.56, 126,818,008.20 and 50,645,824.08 is: 69,888,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,901,236.56 : 126,818,008.20 = 50,645,824.08 : x
  2. Step 2: Convert to fraction form
    91,901,236.56/126,818,008.20 = 50,645,824.08/x
  3. Step 3: Cross multiply
    91,901,236.56x = 126,818,008.20 × 50,645,824.08
  4. Step 4: Simplify right side
    91,901,236.56x = 6,422,802,533,473,197
  5. Step 5: Solve for x
    x = 6,422,802,533,473,197/91,901,236.56
  6. Step 6: Final answer
    x = 69,888,096.98

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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.