Home / 198,153,669.60-297,230,504.40-147,135,333.60

Finding the Fourth Proportional to 198,153,669.60, 297,230,504.40 and 147,135,333.60

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Solution

The fourth proportional to 198,153,669.60, 297,230,504.40 and 147,135,333.60 is: 220,703,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,153,669.60 : 297,230,504.40 = 147,135,333.60 : x
  2. Step 2: Convert to fraction form
    198,153,669.60/297,230,504.40 = 147,135,333.60/x
  3. Step 3: Cross multiply
    198,153,669.60x = 297,230,504.40 × 147,135,333.60
  4. Step 4: Simplify right side
    198,153,669.60x = 43,733,109,420,990,264
  5. Step 5: Solve for x
    x = 43,733,109,420,990,264/198,153,669.60
  6. Step 6: Final answer
    x = 220,703,000.40

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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.