Home / 140,039,537.56-193,271,508.08-79,703,201.27

Finding the Fourth Proportional to 140,039,537.56, 193,271,508.08 and 79,703,201.27

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Solution

The fourth proportional to 140,039,537.56, 193,271,508.08 and 79,703,201.27 is: 110,000,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,039,537.56 : 193,271,508.08 = 79,703,201.27 : x
  2. Step 2: Convert to fraction form
    140,039,537.56/193,271,508.08 = 79,703,201.27/x
  3. Step 3: Cross multiply
    140,039,537.56x = 193,271,508.08 × 79,703,201.27
  4. Step 4: Simplify right side
    140,039,537.56x = 15,404,357,906,891,796
  5. Step 5: Solve for x
    x = 15,404,357,906,891,796/140,039,537.56
  6. Step 6: Final answer
    x = 110,000,062.66

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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.