Home / 164,967,375.60-247,715,447.40-131,169,769.20

Finding the Fourth Proportional to 164,967,375.60, 247,715,447.40 and 131,169,769.20

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Solution

The fourth proportional to 164,967,375.60, 247,715,447.40 and 131,169,769.20 is: 196,964,872.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,967,375.60 : 247,715,447.40 = 131,169,769.20 : x
  2. Step 2: Convert to fraction form
    164,967,375.60/247,715,447.40 = 131,169,769.20/x
  3. Step 3: Cross multiply
    164,967,375.60x = 247,715,447.40 × 131,169,769.20
  4. Step 4: Simplify right side
    164,967,375.60x = 32,492,778,062,732,740
  5. Step 5: Solve for x
    x = 32,492,778,062,732,740/164,967,375.60
  6. Step 6: Final answer
    x = 196,964,872.26

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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.