Home / 198,146,799.60-297,220,199.40-149,773,858.80

Finding the Fourth Proportional to 198,146,799.60, 297,220,199.40 and 149,773,858.80

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Solution

The fourth proportional to 198,146,799.60, 297,220,199.40 and 149,773,858.80 is: 224,660,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,146,799.60 : 297,220,199.40 = 149,773,858.80 : x
  2. Step 2: Convert to fraction form
    198,146,799.60/297,220,199.40 = 149,773,858.80/x
  3. Step 3: Cross multiply
    198,146,799.60x = 297,220,199.40 × 149,773,858.80
  4. Step 4: Simplify right side
    198,146,799.60x = 44,515,816,177,443,448
  5. Step 5: Solve for x
    x = 44,515,816,177,443,448/198,146,799.60
  6. Step 6: Final answer
    x = 224,660,788.20

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1.5x scale

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.