Home / 55,132,500.80-82,698,751.20-54,282,195.20

Finding the Fourth Proportional to 55,132,500.80, 82,698,751.20 and 54,282,195.20

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Solution

The fourth proportional to 55,132,500.80, 82,698,751.20 and 54,282,195.20 is: 81,423,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,132,500.80 : 82,698,751.20 = 54,282,195.20 : x
  2. Step 2: Convert to fraction form
    55,132,500.80/82,698,751.20 = 54,282,195.20/x
  3. Step 3: Cross multiply
    55,132,500.80x = 82,698,751.20 × 54,282,195.20
  4. Step 4: Simplify right side
    55,132,500.80x = 4,489,069,755,434,634.50
  5. Step 5: Solve for x
    x = 4,489,069,755,434,634.50/55,132,500.80
  6. Step 6: Final answer
    x = 81,423,292.80

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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.