Home / 102,162,507.60-153,287,998.20-48,282,085.20

Finding the Fourth Proportional to 102,162,507.60, 153,287,998.20 and 48,282,085.20

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Solution

The fourth proportional to 102,162,507.60, 153,287,998.20 and 48,282,085.20 is: 72,444,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,162,507.60 : 153,287,998.20 = 48,282,085.20 : x
  2. Step 2: Convert to fraction form
    102,162,507.60/153,287,998.20 = 48,282,085.20/x
  3. Step 3: Cross multiply
    102,162,507.60x = 153,287,998.20 × 48,282,085.20
  4. Step 4: Simplify right side
    102,162,507.60x = 7,401,064,189,229,847
  5. Step 5: Solve for x
    x = 7,401,064,189,229,847/102,162,507.60
  6. Step 6: Final answer
    x = 72,444,034.15

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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.