Home / 126,134,934.60-189,202,401.90-44,346,164.70

Finding the Fourth Proportional to 126,134,934.60, 189,202,401.90 and 44,346,164.70

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Solution

The fourth proportional to 126,134,934.60, 189,202,401.90 and 44,346,164.70 is: 66,519,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,134,934.60 : 189,202,401.90 = 44,346,164.70 : x
  2. Step 2: Convert to fraction form
    126,134,934.60/189,202,401.90 = 44,346,164.70/x
  3. Step 3: Cross multiply
    126,134,934.60x = 189,202,401.90 × 44,346,164.70
  4. Step 4: Simplify right side
    126,134,934.60x = 8,390,400,876,292,994
  5. Step 5: Solve for x
    x = 8,390,400,876,292,994/126,134,934.60
  6. Step 6: Final answer
    x = 66,519,247.05

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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.