Home / 141,582,302.78-195,393,397.68-85,830,073.14

Finding the Fourth Proportional to 141,582,302.78, 195,393,397.68 and 85,830,073.14

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Solution

The fourth proportional to 141,582,302.78, 195,393,397.68 and 85,830,073.14 is: 118,451,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,582,302.78 : 195,393,397.68 = 85,830,073.14 : x
  2. Step 2: Convert to fraction form
    141,582,302.78/195,393,397.68 = 85,830,073.14/x
  3. Step 3: Cross multiply
    141,582,302.78x = 195,393,397.68 × 85,830,073.14
  4. Step 4: Simplify right side
    141,582,302.78x = 16,770,629,613,947,508
  5. Step 5: Solve for x
    x = 16,770,629,613,947,508/141,582,302.78
  6. Step 6: Final answer
    x = 118,451,453.92

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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.