Home / 162,840,853.20-244,261,279.80-145,622,164.80

Finding the Fourth Proportional to 162,840,853.20, 244,261,279.80 and 145,622,164.80

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Solution

The fourth proportional to 162,840,853.20, 244,261,279.80 and 145,622,164.80 is: 218,433,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,840,853.20 : 244,261,279.80 = 145,622,164.80 : x
  2. Step 2: Convert to fraction form
    162,840,853.20/244,261,279.80 = 145,622,164.80/x
  3. Step 3: Cross multiply
    162,840,853.20x = 244,261,279.80 × 145,622,164.80
  4. Step 4: Simplify right side
    162,840,853.20x = 35,569,856,341,294,516
  5. Step 5: Solve for x
    x = 35,569,856,341,294,516/162,840,853.20
  6. Step 6: Final answer
    x = 218,433,247.20

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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.