Home / 142,672,345.66-213,645,217.02-94,002,646.69

Finding the Fourth Proportional to 142,672,345.66, 213,645,217.02 and 94,002,646.69

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Solution

The fourth proportional to 142,672,345.66, 213,645,217.02 and 94,002,646.69 is: 140,764,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,672,345.66 : 213,645,217.02 = 94,002,646.69 : x
  2. Step 2: Convert to fraction form
    142,672,345.66/213,645,217.02 = 94,002,646.69/x
  3. Step 3: Cross multiply
    142,672,345.66x = 213,645,217.02 × 94,002,646.69
  4. Step 4: Simplify right side
    142,672,345.66x = 20,083,215,852,539,436
  5. Step 5: Solve for x
    x = 20,083,215,852,539,436/142,672,345.66
  6. Step 6: Final answer
    x = 140,764,601.29

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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.