Home / 73,215,836.17-101,037,575.22-40,176,638.20

Finding the Fourth Proportional to 73,215,836.17, 101,037,575.22 and 40,176,638.20

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Solution

The fourth proportional to 73,215,836.17, 101,037,575.22 and 40,176,638.20 is: 55,443,607.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215,836.17 : 101,037,575.22 = 40,176,638.20 : x
  2. Step 2: Convert to fraction form
    73,215,836.17/101,037,575.22 = 40,176,638.20/x
  3. Step 3: Cross multiply
    73,215,836.17x = 101,037,575.22 × 40,176,638.20
  4. Step 4: Simplify right side
    73,215,836.17x = 4,059,350,104,705,172.50
  5. Step 5: Solve for x
    x = 4,059,350,104,705,172.50/73,215,836.17
  6. Step 6: Final answer
    x = 55,443,607.79

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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.