Home / 227,838,305.45-314,418,370.75-123,416,375.75

Finding the Fourth Proportional to 227,838,305.45, 314,418,370.75 and 123,416,375.75

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Solution

The fourth proportional to 227,838,305.45, 314,418,370.75 and 123,416,375.75 is: 170,315,416.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,838,305.45 : 314,418,370.75 = 123,416,375.75 : x
  2. Step 2: Convert to fraction form
    227,838,305.45/314,418,370.75 = 123,416,375.75/x
  3. Step 3: Cross multiply
    227,838,305.45x = 314,418,370.75 × 123,416,375.75
  4. Step 4: Simplify right side
    227,838,305.45x = 38,804,375,786,483,248
  5. Step 5: Solve for x
    x = 38,804,375,786,483,248/227,838,305.45
  6. Step 6: Final answer
    x = 170,315,416.06

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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.