Home / 258,620,793.40-387,931,190.10-230,560,708.60

Finding the Fourth Proportional to 258,620,793.40, 387,931,190.10 and 230,560,708.60

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Solution

The fourth proportional to 258,620,793.40, 387,931,190.10 and 230,560,708.60 is: 345,841,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,620,793.40 : 387,931,190.10 = 230,560,708.60 : x
  2. Step 2: Convert to fraction form
    258,620,793.40/387,931,190.10 = 230,560,708.60/x
  3. Step 3: Cross multiply
    258,620,793.40x = 387,931,190.10 × 230,560,708.60
  4. Step 4: Simplify right side
    258,620,793.40x = 89,441,690,077,497,312
  5. Step 5: Solve for x
    x = 89,441,690,077,497,312/258,620,793.40
  6. Step 6: Final answer
    x = 345,841,062.90

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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.