Home / 127,491,668.10-191,237,502.15-41,291,937.90

Finding the Fourth Proportional to 127,491,668.10, 191,237,502.15 and 41,291,937.90

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Solution

The fourth proportional to 127,491,668.10, 191,237,502.15 and 41,291,937.90 is: 61,937,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,668.10 : 191,237,502.15 = 41,291,937.90 : x
  2. Step 2: Convert to fraction form
    127,491,668.10/191,237,502.15 = 41,291,937.90/x
  3. Step 3: Cross multiply
    127,491,668.10x = 191,237,502.15 × 41,291,937.90
  4. Step 4: Simplify right side
    127,491,668.10x = 7,896,567,062,928,916
  5. Step 5: Solve for x
    x = 7,896,567,062,928,916/127,491,668.10
  6. Step 6: Final answer
    x = 61,937,906.85

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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.