Home / 343,741,951.34-515,649,825.65-147,025,794.81

Finding the Fourth Proportional to 343,741,951.34, 515,649,825.65 and 147,025,794.81

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Solution

The fourth proportional to 343,741,951.34, 515,649,825.65 and 147,025,794.81 is: 220,554,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,741,951.34 : 515,649,825.65 = 147,025,794.81 : x
  2. Step 2: Convert to fraction form
    343,741,951.34/515,649,825.65 = 147,025,794.81/x
  3. Step 3: Cross multiply
    343,741,951.34x = 515,649,825.65 × 147,025,794.81
  4. Step 4: Simplify right side
    343,741,951.34x = 75,813,825,460,196,736
  5. Step 5: Solve for x
    x = 75,813,825,460,196,736/343,741,951.34
  6. Step 6: Final answer
    x = 220,554,474.56

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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.