Home / 254,208,833.20-381,348,679.20-108,641,238.40

Finding the Fourth Proportional to 254,208,833.20, 381,348,679.20 and 108,641,238.40

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Solution

The fourth proportional to 254,208,833.20, 381,348,679.20 and 108,641,238.40 is: 162,976,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,208,833.20 : 381,348,679.20 = 108,641,238.40 : x
  2. Step 2: Convert to fraction form
    254,208,833.20/381,348,679.20 = 108,641,238.40/x
  3. Step 3: Cross multiply
    254,208,833.20x = 381,348,679.20 × 108,641,238.40
  4. Step 4: Simplify right side
    254,208,833.20x = 41,430,192,770,492,320
  5. Step 5: Solve for x
    x = 41,430,192,770,492,320/254,208,833.20
  6. Step 6: Final answer
    x = 162,976,999.06

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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.