Home / 198,522,046.80-297,783,070.20-152,605,544.40

Finding the Fourth Proportional to 198,522,046.80, 297,783,070.20 and 152,605,544.40

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Solution

The fourth proportional to 198,522,046.80, 297,783,070.20 and 152,605,544.40 is: 228,908,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,522,046.80 : 297,783,070.20 = 152,605,544.40 : x
  2. Step 2: Convert to fraction form
    198,522,046.80/297,783,070.20 = 152,605,544.40/x
  3. Step 3: Cross multiply
    198,522,046.80x = 297,783,070.20 × 152,605,544.40
  4. Step 4: Simplify right side
    198,522,046.80x = 45,443,347,540,974,416
  5. Step 5: Solve for x
    x = 45,443,347,540,974,416/198,522,046.80
  6. Step 6: Final answer
    x = 228,908,316.60

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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.