Home / 134,679,427.31-185,857,527.49-72,799,765.88

Finding the Fourth Proportional to 134,679,427.31, 185,857,527.49 and 72,799,765.88

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Solution

The fourth proportional to 134,679,427.31, 185,857,527.49 and 72,799,765.88 is: 100,463,632.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,679,427.31 : 185,857,527.49 = 72,799,765.88 : x
  2. Step 2: Convert to fraction form
    134,679,427.31/185,857,527.49 = 72,799,765.88/x
  3. Step 3: Cross multiply
    134,679,427.31x = 185,857,527.49 × 72,799,765.88
  4. Step 4: Simplify right side
    134,679,427.31x = 13,530,384,487,196,378
  5. Step 5: Solve for x
    x = 13,530,384,487,196,378/134,679,427.31
  6. Step 6: Final answer
    x = 100,463,632.47

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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.