Home / 113,337,252.80-170,005,879.20-67,987,620.80

Finding the Fourth Proportional to 113,337,252.80, 170,005,879.20 and 67,987,620.80

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Solution

The fourth proportional to 113,337,252.80, 170,005,879.20 and 67,987,620.80 is: 101,981,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,337,252.80 : 170,005,879.20 = 67,987,620.80 : x
  2. Step 2: Convert to fraction form
    113,337,252.80/170,005,879.20 = 67,987,620.80/x
  3. Step 3: Cross multiply
    113,337,252.80x = 170,005,879.20 × 67,987,620.80
  4. Step 4: Simplify right side
    113,337,252.80x = 11,558,295,248,820,206
  5. Step 5: Solve for x
    x = 11,558,295,248,820,206/113,337,252.80
  6. Step 6: Final answer
    x = 101,981,431.20

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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.