Home / 247,899,507.12-371,894,653.08-102,253,614.48

Finding the Fourth Proportional to 247,899,507.12, 371,894,653.08 and 102,253,614.48

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Solution

The fourth proportional to 247,899,507.12, 371,894,653.08 and 102,253,614.48 is: 153,399,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,899,507.12 : 371,894,653.08 = 102,253,614.48 : x
  2. Step 2: Convert to fraction form
    247,899,507.12/371,894,653.08 = 102,253,614.48/x
  3. Step 3: Cross multiply
    247,899,507.12x = 371,894,653.08 × 102,253,614.48
  4. Step 4: Simplify right side
    247,899,507.12x = 38,027,572,483,215,664
  5. Step 5: Solve for x
    x = 38,027,572,483,215,664/247,899,507.12
  6. Step 6: Final answer
    x = 153,399,145.18

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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.