Home / 142,672,377.66-213,645,265.02-94,002,678.72

Finding the Fourth Proportional to 142,672,377.66, 213,645,265.02 and 94,002,678.72

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Solution

The fourth proportional to 142,672,377.66, 213,645,265.02 and 94,002,678.72 is: 140,764,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,672,377.66 : 213,645,265.02 = 94,002,678.72 : x
  2. Step 2: Convert to fraction form
    142,672,377.66/213,645,265.02 = 94,002,678.72/x
  3. Step 3: Cross multiply
    142,672,377.66x = 213,645,265.02 × 94,002,678.72
  4. Step 4: Simplify right side
    142,672,377.66x = 20,083,227,207,724,316
  5. Step 5: Solve for x
    x = 20,083,227,207,724,316/142,672,377.66
  6. Step 6: Final answer
    x = 140,764,649.31

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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.