Home / 247,940,041.80-371,910,062.70-111,891,145.80

Finding the Fourth Proportional to 247,940,041.80, 371,910,062.70 and 111,891,145.80

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Solution

The fourth proportional to 247,940,041.80, 371,910,062.70 and 111,891,145.80 is: 167,836,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,940,041.80 : 371,910,062.70 = 111,891,145.80 : x
  2. Step 2: Convert to fraction form
    247,940,041.80/371,910,062.70 = 111,891,145.80/x
  3. Step 3: Cross multiply
    247,940,041.80x = 371,910,062.70 × 111,891,145.80
  4. Step 4: Simplify right side
    247,940,041.80x = 41,613,443,050,052,840
  5. Step 5: Solve for x
    x = 41,613,443,050,052,840/247,940,041.80
  6. Step 6: Final answer
    x = 167,836,718.70

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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.