Home / 198,146,803.60-297,220,205.40-149,773,862.80

Finding the Fourth Proportional to 198,146,803.60, 297,220,205.40 and 149,773,862.80

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Solution

The fourth proportional to 198,146,803.60, 297,220,205.40 and 149,773,862.80 is: 224,660,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,146,803.60 : 297,220,205.40 = 149,773,862.80 : x
  2. Step 2: Convert to fraction form
    198,146,803.60/297,220,205.40 = 149,773,862.80/x
  3. Step 3: Cross multiply
    198,146,803.60x = 297,220,205.40 × 149,773,862.80
  4. Step 4: Simplify right side
    198,146,803.60x = 44,515,818,264,967,416
  5. Step 5: Solve for x
    x = 44,515,818,264,967,416/198,146,803.60
  6. Step 6: Final answer
    x = 224,660,794.20

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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.