Home / 222,346,867.52-306,838,706.26-123,234,013.80

Finding the Fourth Proportional to 222,346,867.52, 306,838,706.26 and 123,234,013.80

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Solution

The fourth proportional to 222,346,867.52, 306,838,706.26 and 123,234,013.80 is: 170,062,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,346,867.52 : 306,838,706.26 = 123,234,013.80 : x
  2. Step 2: Convert to fraction form
    222,346,867.52/306,838,706.26 = 123,234,013.80/x
  3. Step 3: Cross multiply
    222,346,867.52x = 306,838,706.26 × 123,234,013.80
  4. Step 4: Simplify right side
    222,346,867.52x = 37,812,965,361,618,984
  5. Step 5: Solve for x
    x = 37,812,965,361,618,984/222,346,867.52
  6. Step 6: Final answer
    x = 170,062,955.16

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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.