Home / 141,070,367.56-194,705,748.12-81,534,192.52

Finding the Fourth Proportional to 141,070,367.56, 194,705,748.12 and 81,534,192.52

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Solution

The fourth proportional to 141,070,367.56, 194,705,748.12 and 81,534,192.52 is: 112,533,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,070,367.56 : 194,705,748.12 = 81,534,192.52 : x
  2. Step 2: Convert to fraction form
    141,070,367.56/194,705,748.12 = 81,534,192.52/x
  3. Step 3: Cross multiply
    141,070,367.56x = 194,705,748.12 × 81,534,192.52
  4. Step 4: Simplify right side
    141,070,367.56x = 15,875,175,951,966,708
  5. Step 5: Solve for x
    x = 15,875,175,951,966,708/141,070,367.56
  6. Step 6: Final answer
    x = 112,533,739.20

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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.