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Finding the Fourth Proportional to 224,302,693.80, 336,499,530.30 and 127,304,869.80

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Solution

The fourth proportional to 224,302,693.80, 336,499,530.30 and 127,304,869.80 is: 190,983,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,302,693.80 : 336,499,530.30 = 127,304,869.80 : x
  2. Step 2: Convert to fraction form
    224,302,693.80/336,499,530.30 = 127,304,869.80/x
  3. Step 3: Cross multiply
    224,302,693.80x = 336,499,530.30 × 127,304,869.80
  4. Step 4: Simplify right side
    224,302,693.80x = 42,838,028,892,602,656
  5. Step 5: Solve for x
    x = 42,838,028,892,602,656/224,302,693.80
  6. Step 6: Final answer
    x = 190,983,122.70

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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.