Home / 101,479,748.10-140,042,143.96-55,070,002.46

Finding the Fourth Proportional to 101,479,748.10, 140,042,143.96 and 55,070,002.46

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Solution

The fourth proportional to 101,479,748.10, 140,042,143.96 and 55,070,002.46 is: 75,996,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,479,748.10 : 140,042,143.96 = 55,070,002.46 : x
  2. Step 2: Convert to fraction form
    101,479,748.10/140,042,143.96 = 55,070,002.46/x
  3. Step 3: Cross multiply
    101,479,748.10x = 140,042,143.96 × 55,070,002.46
  4. Step 4: Simplify right side
    101,479,748.10x = 7,712,121,212,380,875
  5. Step 5: Solve for x
    x = 7,712,121,212,380,875/101,479,748.10
  6. Step 6: Final answer
    x = 75,996,653.09

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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.