Home / 247,432,055.16-341,450,280.39-137,423,855.64

Finding the Fourth Proportional to 247,432,055.16, 341,450,280.39 and 137,423,855.64

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Solution

The fourth proportional to 247,432,055.16, 341,450,280.39 and 137,423,855.64 is: 189,641,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,432,055.16 : 341,450,280.39 = 137,423,855.64 : x
  2. Step 2: Convert to fraction form
    247,432,055.16/341,450,280.39 = 137,423,855.64/x
  3. Step 3: Cross multiply
    247,432,055.16x = 341,450,280.39 × 137,423,855.64
  4. Step 4: Simplify right side
    247,432,055.16x = 46,923,414,040,552,880
  5. Step 5: Solve for x
    x = 46,923,414,040,552,880/247,432,055.16
  6. Step 6: Final answer
    x = 189,641,612.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.