Home / 126,674,073.56-190,039,761.77-68,380,500.35

Finding the Fourth Proportional to 126,674,073.56, 190,039,761.77 and 68,380,500.35

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Solution

The fourth proportional to 126,674,073.56, 190,039,761.77 and 68,380,500.35 is: 102,586,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,674,073.56 : 190,039,761.77 = 68,380,500.35 : x
  2. Step 2: Convert to fraction form
    126,674,073.56/190,039,761.77 = 68,380,500.35/x
  3. Step 3: Cross multiply
    126,674,073.56x = 190,039,761.77 × 68,380,500.35
  4. Step 4: Simplify right side
    126,674,073.56x = 12,995,013,996,360,598
  5. Step 5: Solve for x
    x = 12,995,013,996,360,598/126,674,073.56
  6. Step 6: Final answer
    x = 102,586,216.98

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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.