Home / 101,729,344.14-140,382,256.20-57,679,320.12

Finding the Fourth Proportional to 101,729,344.14, 140,382,256.20 and 57,679,320.12

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Solution

The fourth proportional to 101,729,344.14, 140,382,256.20 and 57,679,320.12 is: 79,595,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,729,344.14 : 140,382,256.20 = 57,679,320.12 : x
  2. Step 2: Convert to fraction form
    101,729,344.14/140,382,256.20 = 57,679,320.12/x
  3. Step 3: Cross multiply
    101,729,344.14x = 140,382,256.20 × 57,679,320.12
  4. Step 4: Simplify right side
    101,729,344.14x = 8,097,153,094,527,654
  5. Step 5: Solve for x
    x = 8,097,153,094,527,654/101,729,344.14
  6. Step 6: Final answer
    x = 79,595,058.47

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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.