Home / 115,033,033.35-172,549,550.03-54,566,857.35

Finding the Fourth Proportional to 115,033,033.35, 172,549,550.03 and 54,566,857.35

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Solution

The fourth proportional to 115,033,033.35, 172,549,550.03 and 54,566,857.35 is: 81,850,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,033,033.35 : 172,549,550.03 = 54,566,857.35 : x
  2. Step 2: Convert to fraction form
    115,033,033.35/172,549,550.03 = 54,566,857.35/x
  3. Step 3: Cross multiply
    115,033,033.35x = 172,549,550.03 × 54,566,857.35
  4. Step 4: Simplify right side
    115,033,033.35x = 9,415,486,682,020,864
  5. Step 5: Solve for x
    x = 9,415,486,682,020,864/115,033,033.35
  6. Step 6: Final answer
    x = 81,850,286.03

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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.