Home / 80,883,428.80-121,325,143.20-26,295,908.80

Finding the Fourth Proportional to 80,883,428.80, 121,325,143.20 and 26,295,908.80

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Solution

The fourth proportional to 80,883,428.80, 121,325,143.20 and 26,295,908.80 is: 39,443,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,883,428.80 : 121,325,143.20 = 26,295,908.80 : x
  2. Step 2: Convert to fraction form
    80,883,428.80/121,325,143.20 = 26,295,908.80/x
  3. Step 3: Cross multiply
    80,883,428.80x = 121,325,143.20 × 26,295,908.80
  4. Step 4: Simplify right side
    80,883,428.80x = 3,190,354,900,734,140.50
  5. Step 5: Solve for x
    x = 3,190,354,900,734,140.50/80,883,428.80
  6. Step 6: Final answer
    x = 39,443,863.20

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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.