Home / 108,256,607.40-162,384,911.10-50,754,691.20

Finding the Fourth Proportional to 108,256,607.40, 162,384,911.10 and 50,754,691.20

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Solution

The fourth proportional to 108,256,607.40, 162,384,911.10 and 50,754,691.20 is: 76,132,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,256,607.40 : 162,384,911.10 = 50,754,691.20 : x
  2. Step 2: Convert to fraction form
    108,256,607.40/162,384,911.10 = 50,754,691.20/x
  3. Step 3: Cross multiply
    108,256,607.40x = 162,384,911.10 × 50,754,691.20
  4. Step 4: Simplify right side
    108,256,607.40x = 8,241,796,018,419,953
  5. Step 5: Solve for x
    x = 8,241,796,018,419,953/108,256,607.40
  6. Step 6: Final answer
    x = 76,132,036.80

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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.