Home / 408,823,175.45-564,173,112.20-223,184,191.13

Finding the Fourth Proportional to 408,823,175.45, 564,173,112.20 and 223,184,191.13

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Solution

The fourth proportional to 408,823,175.45, 564,173,112.20 and 223,184,191.13 is: 307,992,617.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,823,175.45 : 564,173,112.20 = 223,184,191.13 : x
  2. Step 2: Convert to fraction form
    408,823,175.45/564,173,112.20 = 223,184,191.13/x
  3. Step 3: Cross multiply
    408,823,175.45x = 564,173,112.20 × 223,184,191.13
  4. Step 4: Simplify right side
    408,823,175.45x = 125,914,519,706,267,888
  5. Step 5: Solve for x
    x = 125,914,519,706,267,888/408,823,175.45
  6. Step 6: Final answer
    x = 307,992,617.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.