Home / 308,645,344.29-464,815,625.79-281,095,442.85

Finding the Fourth Proportional to 308,645,344.29, 464,815,625.79 and 281,095,442.85

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Solution

The fourth proportional to 308,645,344.29, 464,815,625.79 and 281,095,442.85 is: 423,325,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,645,344.29 : 464,815,625.79 = 281,095,442.85 : x
  2. Step 2: Convert to fraction form
    308,645,344.29/464,815,625.79 = 281,095,442.85/x
  3. Step 3: Cross multiply
    308,645,344.29x = 464,815,625.79 × 281,095,442.85
  4. Step 4: Simplify right side
    308,645,344.29x = 130,657,554,175,039,952
  5. Step 5: Solve for x
    x = 130,657,554,175,039,952/308,645,344.29
  6. Step 6: Final answer
    x = 423,325,854.71

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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.