Home / 159,475,460.20-239,325,164.70-68,664,221.80

Finding the Fourth Proportional to 159,475,460.20, 239,325,164.70 and 68,664,221.80

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Solution

The fourth proportional to 159,475,460.20, 239,325,164.70 and 68,664,221.80 is: 103,044,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,475,460.20 : 239,325,164.70 = 68,664,221.80 : x
  2. Step 2: Convert to fraction form
    159,475,460.20/239,325,164.70 = 68,664,221.80/x
  3. Step 3: Cross multiply
    159,475,460.20x = 239,325,164.70 × 68,664,221.80
  4. Step 4: Simplify right side
    159,475,460.20x = 16,433,076,191,282,328
  5. Step 5: Solve for x
    x = 16,433,076,191,282,328/159,475,460.20
  6. Step 6: Final answer
    x = 103,044,544.73

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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.