Home / 265,718,610.80-398,577,916.20-238,844,754.80

Finding the Fourth Proportional to 265,718,610.80, 398,577,916.20 and 238,844,754.80

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Solution

The fourth proportional to 265,718,610.80, 398,577,916.20 and 238,844,754.80 is: 358,267,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,718,610.80 : 398,577,916.20 = 238,844,754.80 : x
  2. Step 2: Convert to fraction form
    265,718,610.80/398,577,916.20 = 238,844,754.80/x
  3. Step 3: Cross multiply
    265,718,610.80x = 398,577,916.20 × 238,844,754.80
  4. Step 4: Simplify right side
    265,718,610.80x = 95,198,244,663,483,952
  5. Step 5: Solve for x
    x = 95,198,244,663,483,952/265,718,610.80
  6. Step 6: Final answer
    x = 358,267,132.20

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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.