Home / 225,943,765.29-311,807,000.61-126,831,659.04

Finding the Fourth Proportional to 225,943,765.29, 311,807,000.61 and 126,831,659.04

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Solution

The fourth proportional to 225,943,765.29, 311,807,000.61 and 126,831,659.04 is: 175,030,274.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,943,765.29 : 311,807,000.61 = 126,831,659.04 : x
  2. Step 2: Convert to fraction form
    225,943,765.29/311,807,000.61 = 126,831,659.04/x
  3. Step 3: Cross multiply
    225,943,765.29x = 311,807,000.61 × 126,831,659.04
  4. Step 4: Simplify right side
    225,943,765.29x = 39,546,999,187,652,592
  5. Step 5: Solve for x
    x = 39,546,999,187,652,592/225,943,765.29
  6. Step 6: Final answer
    x = 175,030,274.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.