Home / 80,094,836.93-120,146,880.17-30,910,945.46

Finding the Fourth Proportional to 80,094,836.93, 120,146,880.17 and 30,910,945.46

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Solution

The fourth proportional to 80,094,836.93, 120,146,880.17 and 30,910,945.46 is: 46,368,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,094,836.93 : 120,146,880.17 = 30,910,945.46 : x
  2. Step 2: Convert to fraction form
    80,094,836.93/120,146,880.17 = 30,910,945.46/x
  3. Step 3: Cross multiply
    80,094,836.93x = 120,146,880.17 × 30,910,945.46
  4. Step 4: Simplify right side
    80,094,836.93x = 3,713,853,660,102,675
  5. Step 5: Solve for x
    x = 3,713,853,660,102,675/80,094,836.93
  6. Step 6: Final answer
    x = 46,368,203.03

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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.