Home / 168,182,963.10-252,227,205.45-53,202,750.30

Finding the Fourth Proportional to 168,182,963.10, 252,227,205.45 and 53,202,750.30

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Solution

The fourth proportional to 168,182,963.10, 252,227,205.45 and 53,202,750.30 is: 79,789,181.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,182,963.10 : 252,227,205.45 = 53,202,750.30 : x
  2. Step 2: Convert to fraction form
    168,182,963.10/252,227,205.45 = 53,202,750.30/x
  3. Step 3: Cross multiply
    168,182,963.10x = 252,227,205.45 × 53,202,750.30
  4. Step 4: Simplify right side
    168,182,963.10x = 13,419,181,030,423,148
  5. Step 5: Solve for x
    x = 13,419,181,030,423,148/168,182,963.10
  6. Step 6: Final answer
    x = 79,789,181.87

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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.