Home / 68,409,068.64-102,777,304.86-43,865,082.52

Finding the Fourth Proportional to 68,409,068.64, 102,777,304.86 and 43,865,082.52

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Solution

The fourth proportional to 68,409,068.64, 102,777,304.86 and 43,865,082.52 is: 65,902,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,409,068.64 : 102,777,304.86 = 43,865,082.52 : x
  2. Step 2: Convert to fraction form
    68,409,068.64/102,777,304.86 = 43,865,082.52/x
  3. Step 3: Cross multiply
    68,409,068.64x = 102,777,304.86 × 43,865,082.52
  4. Step 4: Simplify right side
    68,409,068.64x = 4,508,334,958,867,097
  5. Step 5: Solve for x
    x = 4,508,334,958,867,097/68,409,068.64
  6. Step 6: Final answer
    x = 65,902,592.28

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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.