Home / 152,305,909.46-228,454,504.21-43,130,822.31

Finding the Fourth Proportional to 152,305,909.46, 228,454,504.21 and 43,130,822.31

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Solution

The fourth proportional to 152,305,909.46, 228,454,504.21 and 43,130,822.31 is: 64,694,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,305,909.46 : 228,454,504.21 = 43,130,822.31 : x
  2. Step 2: Convert to fraction form
    152,305,909.46/228,454,504.21 = 43,130,822.31/x
  3. Step 3: Cross multiply
    152,305,909.46x = 228,454,504.21 × 43,130,822.31
  4. Step 4: Simplify right side
    152,305,909.46x = 9,853,430,627,000,658
  5. Step 5: Solve for x
    x = 9,853,430,627,000,658/152,305,909.46
  6. Step 6: Final answer
    x = 64,694,998.78

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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.