Home / 181,777,073.28-272,692,518.12-66,752,647.56

Finding the Fourth Proportional to 181,777,073.28, 272,692,518.12 and 66,752,647.56

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Solution

The fourth proportional to 181,777,073.28, 272,692,518.12 and 66,752,647.56 is: 100,138,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,777,073.28 : 272,692,518.12 = 66,752,647.56 : x
  2. Step 2: Convert to fraction form
    181,777,073.28/272,692,518.12 = 66,752,647.56/x
  3. Step 3: Cross multiply
    181,777,073.28x = 272,692,518.12 × 66,752,647.56
  4. Step 4: Simplify right side
    181,777,073.28x = 18,202,947,554,313,276
  5. Step 5: Solve for x
    x = 18,202,947,554,313,276/181,777,073.28
  6. Step 6: Final answer
    x = 100,138,852.64

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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.