Home / 140,729,899.31-211,190,217.28-57,746,654.03

Finding the Fourth Proportional to 140,729,899.31, 211,190,217.28 and 57,746,654.03

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Solution

The fourth proportional to 140,729,899.31, 211,190,217.28 and 57,746,654.03 is: 86,659,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,729,899.31 : 211,190,217.28 = 57,746,654.03 : x
  2. Step 2: Convert to fraction form
    140,729,899.31/211,190,217.28 = 57,746,654.03/x
  3. Step 3: Cross multiply
    140,729,899.31x = 211,190,217.28 × 57,746,654.03
  4. Step 4: Simplify right side
    140,729,899.31x = 12,195,528,411,902,908
  5. Step 5: Solve for x
    x = 12,195,528,411,902,908/140,729,899.31
  6. Step 6: Final answer
    x = 86,659,114.17

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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.