Home / 310,019,906.04-464,868,387.72-146,213,680.54

Finding the Fourth Proportional to 310,019,906.04, 464,868,387.72 and 146,213,680.54

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Solution

The fourth proportional to 310,019,906.04, 464,868,387.72 and 146,213,680.54 is: 219,244,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,019,906.04 : 464,868,387.72 = 146,213,680.54 : x
  2. Step 2: Convert to fraction form
    310,019,906.04/464,868,387.72 = 146,213,680.54/x
  3. Step 3: Cross multiply
    310,019,906.04x = 464,868,387.72 × 146,213,680.54
  4. Step 4: Simplify right side
    310,019,906.04x = 67,970,117,935,236,936
  5. Step 5: Solve for x
    x = 67,970,117,935,236,936/310,019,906.04
  6. Step 6: Final answer
    x = 219,244,366.61

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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.