Home / 86,932,163.40-130,398,245.10-26,340,016.20

Finding the Fourth Proportional to 86,932,163.40, 130,398,245.10 and 26,340,016.20

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Solution

The fourth proportional to 86,932,163.40, 130,398,245.10 and 26,340,016.20 is: 39,510,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,932,163.40 : 130,398,245.10 = 26,340,016.20 : x
  2. Step 2: Convert to fraction form
    86,932,163.40/130,398,245.10 = 26,340,016.20/x
  3. Step 3: Cross multiply
    86,932,163.40x = 130,398,245.10 × 26,340,016.20
  4. Step 4: Simplify right side
    86,932,163.40x = 3,434,691,888,385,570.50
  5. Step 5: Solve for x
    x = 3,434,691,888,385,570.50/86,932,163.40
  6. Step 6: Final answer
    x = 39,510,024.30

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1.5x scale

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.