Home / 627,273,085.70-941,016,823.25-258,606,506.05

Finding the Fourth Proportional to 627,273,085.70, 941,016,823.25 and 258,606,506.05

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Solution

The fourth proportional to 627,273,085.70, 941,016,823.25 and 258,606,506.05 is: 387,953,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,273,085.70 : 941,016,823.25 = 258,606,506.05 : x
  2. Step 2: Convert to fraction form
    627,273,085.70/941,016,823.25 = 258,606,506.05/x
  3. Step 3: Cross multiply
    627,273,085.70x = 941,016,823.25 × 258,606,506.05
  4. Step 4: Simplify right side
    627,273,085.70x = 243,353,072,791,307,360
  5. Step 5: Solve for x
    x = 243,353,072,791,307,360/627,273,085.70
  6. Step 6: Final answer
    x = 387,953,952.33

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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.