Home / 168,507,490.10-252,761,235.15-103,600,829.30

Finding the Fourth Proportional to 168,507,490.10, 252,761,235.15 and 103,600,829.30

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Solution

The fourth proportional to 168,507,490.10, 252,761,235.15 and 103,600,829.30 is: 155,401,243.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,507,490.10 : 252,761,235.15 = 103,600,829.30 : x
  2. Step 2: Convert to fraction form
    168,507,490.10/252,761,235.15 = 103,600,829.30/x
  3. Step 3: Cross multiply
    168,507,490.10x = 252,761,235.15 × 103,600,829.30
  4. Step 4: Simplify right side
    168,507,490.10x = 26,186,273,576,432,308
  5. Step 5: Solve for x
    x = 26,186,273,576,432,308/168,507,490.10
  6. Step 6: Final answer
    x = 155,401,243.95

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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.