Home / 308,645,207.62-464,815,419.92-281,095,306.18

Finding the Fourth Proportional to 308,645,207.62, 464,815,419.92 and 281,095,306.18

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Solution

The fourth proportional to 308,645,207.62, 464,815,419.92 and 281,095,306.18 is: 423,325,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,645,207.62 : 464,815,419.92 = 281,095,306.18 : x
  2. Step 2: Convert to fraction form
    308,645,207.62/464,815,419.92 = 281,095,306.18/x
  3. Step 3: Cross multiply
    308,645,207.62x = 464,815,419.92 × 281,095,306.18
  4. Step 4: Simplify right side
    308,645,207.62x = 130,657,432,779,597,680
  5. Step 5: Solve for x
    x = 130,657,432,779,597,680/308,645,207.62
  6. Step 6: Final answer
    x = 423,325,648.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.