Home / 141,513,889.20-212,321,910.24-49,411,196.28

Finding the Fourth Proportional to 141,513,889.20, 212,321,910.24 and 49,411,196.28

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Solution

The fourth proportional to 141,513,889.20, 212,321,910.24 and 49,411,196.28 is: 74,134,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,513,889.20 : 212,321,910.24 = 49,411,196.28 : x
  2. Step 2: Convert to fraction form
    141,513,889.20/212,321,910.24 = 49,411,196.28/x
  3. Step 3: Cross multiply
    141,513,889.20x = 212,321,910.24 × 49,411,196.28
  4. Step 4: Simplify right side
    141,513,889.20x = 10,491,079,581,413,182
  5. Step 5: Solve for x
    x = 10,491,079,581,413,182/141,513,889.20
  6. Step 6: Final answer
    x = 74,134,628.34

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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.