Home / 109,568,124.80-164,352,187.20-55,820,412.80

Finding the Fourth Proportional to 109,568,124.80, 164,352,187.20 and 55,820,412.80

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Solution

The fourth proportional to 109,568,124.80, 164,352,187.20 and 55,820,412.80 is: 83,730,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,568,124.80 : 164,352,187.20 = 55,820,412.80 : x
  2. Step 2: Convert to fraction form
    109,568,124.80/164,352,187.20 = 55,820,412.80/x
  3. Step 3: Cross multiply
    109,568,124.80x = 164,352,187.20 × 55,820,412.80
  4. Step 4: Simplify right side
    109,568,124.80x = 9,174,206,934,086,876
  5. Step 5: Solve for x
    x = 9,174,206,934,086,876/109,568,124.80
  6. Step 6: Final answer
    x = 83,730,619.20

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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.