Home / 114,873,847.40-172,310,771.10-82,625,220.20

Finding the Fourth Proportional to 114,873,847.40, 172,310,771.10 and 82,625,220.20

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Solution

The fourth proportional to 114,873,847.40, 172,310,771.10 and 82,625,220.20 is: 123,937,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,873,847.40 : 172,310,771.10 = 82,625,220.20 : x
  2. Step 2: Convert to fraction form
    114,873,847.40/172,310,771.10 = 82,625,220.20/x
  3. Step 3: Cross multiply
    114,873,847.40x = 172,310,771.10 × 82,625,220.20
  4. Step 4: Simplify right side
    114,873,847.40x = 14,237,215,404,969,296
  5. Step 5: Solve for x
    x = 14,237,215,404,969,296/114,873,847.40
  6. Step 6: Final answer
    x = 123,937,830.30

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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.