Home / 101,123,230.28-139,550,055.54-54,713,484.20

Finding the Fourth Proportional to 101,123,230.28, 139,550,055.54 and 54,713,484.20

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Solution

The fourth proportional to 101,123,230.28, 139,550,055.54 and 54,713,484.20 is: 75,504,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,123,230.28 : 139,550,055.54 = 54,713,484.20 : x
  2. Step 2: Convert to fraction form
    101,123,230.28/139,550,055.54 = 54,713,484.20/x
  3. Step 3: Cross multiply
    101,123,230.28x = 139,550,055.54 × 54,713,484.20
  4. Step 4: Simplify right side
    101,123,230.28x = 7,635,269,758,896,912
  5. Step 5: Solve for x
    x = 7,635,269,758,896,912/101,123,230.28
  6. Step 6: Final answer
    x = 75,504,606.98

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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.