Home / 105,714,638.90-158,524,719.15-40,996,934.90

Finding the Fourth Proportional to 105,714,638.90, 158,524,719.15 and 40,996,934.90

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Solution

The fourth proportional to 105,714,638.90, 158,524,719.15 and 40,996,934.90 is: 61,477,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,714,638.90 : 158,524,719.15 = 40,996,934.90 : x
  2. Step 2: Convert to fraction form
    105,714,638.90/158,524,719.15 = 40,996,934.90/x
  3. Step 3: Cross multiply
    105,714,638.90x = 158,524,719.15 × 40,996,934.90
  4. Step 4: Simplify right side
    105,714,638.90x = 6,499,027,591,033,333
  5. Step 5: Solve for x
    x = 6,499,027,591,033,333/105,714,638.90
  6. Step 6: Final answer
    x = 61,477,082.63

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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.