Home / 627,273,084.96-941,016,822.12-258,606,505.30

Finding the Fourth Proportional to 627,273,084.96, 941,016,822.12 and 258,606,505.30

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Solution

The fourth proportional to 627,273,084.96, 941,016,822.12 and 258,606,505.30 is: 387,953,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,273,084.96 : 941,016,822.12 = 258,606,505.30 : x
  2. Step 2: Convert to fraction form
    627,273,084.96/941,016,822.12 = 258,606,505.30/x
  3. Step 3: Cross multiply
    627,273,084.96x = 941,016,822.12 × 258,606,505.30
  4. Step 4: Simplify right side
    627,273,084.96x = 243,353,071,796,964,960
  5. Step 5: Solve for x
    x = 243,353,071,796,964,960/627,273,084.96
  6. Step 6: Final answer
    x = 387,953,951.21

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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.