Home / 227,084,678.88-313,376,977.98-122,662,748.04

Finding the Fourth Proportional to 227,084,678.88, 313,376,977.98 and 122,662,748.04

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Solution

The fourth proportional to 227,084,678.88, 313,376,977.98 and 122,662,748.04 is: 169,274,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,678.88 : 313,376,977.98 = 122,662,748.04 : x
  2. Step 2: Convert to fraction form
    227,084,678.88/313,376,977.98 = 122,662,748.04/x
  3. Step 3: Cross multiply
    227,084,678.88x = 313,376,977.98 × 122,662,748.04
  4. Step 4: Simplify right side
    227,084,678.88x = 38,439,681,291,497,376
  5. Step 5: Solve for x
    x = 38,439,681,291,497,376/227,084,678.88
  6. Step 6: Final answer
    x = 169,274,657.72

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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.