Home / 141,650,723.78-195,478,774.24-82,147,299.55

Finding the Fourth Proportional to 141,650,723.78, 195,478,774.24 and 82,147,299.55

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Solution

The fourth proportional to 141,650,723.78, 195,478,774.24 and 82,147,299.55 is: 113,363,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,650,723.78 : 195,478,774.24 = 82,147,299.55 : x
  2. Step 2: Convert to fraction form
    141,650,723.78/195,478,774.24 = 82,147,299.55/x
  3. Step 3: Cross multiply
    141,650,723.78x = 195,478,774.24 × 82,147,299.55
  4. Step 4: Simplify right side
    141,650,723.78x = 16,058,053,423,878,042
  5. Step 5: Solve for x
    x = 16,058,053,423,878,042/141,650,723.78
  6. Step 6: Final answer
    x = 113,363,723.07

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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.