Home / 127,914,921.20-191,872,381.80-32,176,809.20

Finding the Fourth Proportional to 127,914,921.20, 191,872,381.80 and 32,176,809.20

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Solution

The fourth proportional to 127,914,921.20, 191,872,381.80 and 32,176,809.20 is: 48,265,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,914,921.20 : 191,872,381.80 = 32,176,809.20 : x
  2. Step 2: Convert to fraction form
    127,914,921.20/191,872,381.80 = 32,176,809.20/x
  3. Step 3: Cross multiply
    127,914,921.20x = 191,872,381.80 × 32,176,809.20
  4. Step 4: Simplify right side
    127,914,921.20x = 6,173,841,019,928,153
  5. Step 5: Solve for x
    x = 6,173,841,019,928,153/127,914,921.20
  6. Step 6: Final answer
    x = 48,265,213.80

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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.