Home / 310,903,440.30-466,142,584.05-147,219,612.30

Finding the Fourth Proportional to 310,903,440.30, 466,142,584.05 and 147,219,612.30

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Solution

The fourth proportional to 310,903,440.30, 466,142,584.05 and 147,219,612.30 is: 220,728,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,903,440.30 : 466,142,584.05 = 147,219,612.30 : x
  2. Step 2: Convert to fraction form
    310,903,440.30/466,142,584.05 = 147,219,612.30/x
  3. Step 3: Cross multiply
    310,903,440.30x = 466,142,584.05 × 147,219,612.30
  4. Step 4: Simplify right side
    310,903,440.30x = 68,625,330,500,361,168
  5. Step 5: Solve for x
    x = 68,625,330,500,361,168/310,903,440.30
  6. Step 6: Final answer
    x = 220,728,758.85

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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.