Home / 215,569,105.20-323,353,657.80-62,220,164.40

Finding the Fourth Proportional to 215,569,105.20, 323,353,657.80 and 62,220,164.40

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Solution

The fourth proportional to 215,569,105.20, 323,353,657.80 and 62,220,164.40 is: 93,330,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,569,105.20 : 323,353,657.80 = 62,220,164.40 : x
  2. Step 2: Convert to fraction form
    215,569,105.20/323,353,657.80 = 62,220,164.40/x
  3. Step 3: Cross multiply
    215,569,105.20x = 323,353,657.80 × 62,220,164.40
  4. Step 4: Simplify right side
    215,569,105.20x = 20,119,117,747,657,344
  5. Step 5: Solve for x
    x = 20,119,117,747,657,344/215,569,105.20
  6. Step 6: Final answer
    x = 93,330,246.60

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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.