Home / 766,138,024.40-1,149,368,437.20-248,528,049.80

Finding the Fourth Proportional to 766,138,024.40, 1,149,368,437.20 and 248,528,049.80

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Solution

The fourth proportional to 766,138,024.40, 1,149,368,437.20 and 248,528,049.80 is: 372,844,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,138,024.40 : 1,149,368,437.20 = 248,528,049.80 : x
  2. Step 2: Convert to fraction form
    766,138,024.40/1,149,368,437.20 = 248,528,049.80/x
  3. Step 3: Cross multiply
    766,138,024.40x = 1,149,368,437.20 × 248,528,049.80
  4. Step 4: Simplify right side
    766,138,024.40x = 285,650,296,198,989,792
  5. Step 5: Solve for x
    x = 285,650,296,198,989,792/766,138,024.40
  6. Step 6: Final answer
    x = 372,844,431.55

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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.