Home / 77,490,016.20-116,152,080.30-26,324,627.40

Finding the Fourth Proportional to 77,490,016.20, 116,152,080.30 and 26,324,627.40

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Solution

The fourth proportional to 77,490,016.20, 116,152,080.30 and 26,324,627.40 is: 39,458,763.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,490,016.20 : 116,152,080.30 = 26,324,627.40 : x
  2. Step 2: Convert to fraction form
    77,490,016.20/116,152,080.30 = 26,324,627.40/x
  3. Step 3: Cross multiply
    77,490,016.20x = 116,152,080.30 × 26,324,627.40
  4. Step 4: Simplify right side
    77,490,016.20x = 3,057,660,235,632,380
  5. Step 5: Solve for x
    x = 3,057,660,235,632,380/77,490,016.20
  6. Step 6: Final answer
    x = 39,458,763.66

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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.