Home / 168,160,400.10-252,119,541.87-103,330,260.54

Finding the Fourth Proportional to 168,160,400.10, 252,119,541.87 and 103,330,260.54

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Solution

The fourth proportional to 168,160,400.10, 252,119,541.87 and 103,330,260.54 is: 154,921,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,160,400.10 : 252,119,541.87 = 103,330,260.54 : x
  2. Step 2: Convert to fraction form
    168,160,400.10/252,119,541.87 = 103,330,260.54/x
  3. Step 3: Cross multiply
    168,160,400.10x = 252,119,541.87 × 103,330,260.54
  4. Step 4: Simplify right side
    168,160,400.10x = 26,051,577,948,652,540
  5. Step 5: Solve for x
    x = 26,051,577,948,652,540/168,160,400.10
  6. Step 6: Final answer
    x = 154,921,003.60

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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.