Home / 141,534,344.80-212,301,517.20-83,996,999.20

Finding the Fourth Proportional to 141,534,344.80, 212,301,517.20 and 83,996,999.20

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Solution

The fourth proportional to 141,534,344.80, 212,301,517.20 and 83,996,999.20 is: 125,995,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534,344.80 : 212,301,517.20 = 83,996,999.20 : x
  2. Step 2: Convert to fraction form
    141,534,344.80/212,301,517.20 = 83,996,999.20/x
  3. Step 3: Cross multiply
    141,534,344.80x = 212,301,517.20 × 83,996,999.20
  4. Step 4: Simplify right side
    141,534,344.80x = 17,832,690,370,407,186
  5. Step 5: Solve for x
    x = 17,832,690,370,407,186/141,534,344.80
  6. Step 6: Final answer
    x = 125,995,498.80

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1.5x scale

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.