Home / 870,542,486,002.30-1,201,352,259,315-479,900,467,946.44

Finding the Fourth Proportional to 870,542,486,002.30, 1,201,352,259,315 and 479,900,467,946.44

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Solution

The fourth proportional to 870,542,486,002.30, 1,201,352,259,315 and 479,900,467,946.44 is: 662,264,646,107.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,542,486,002.30 : 1,201,352,259,315 = 479,900,467,946.44 : x
  2. Step 2: Convert to fraction form
    870,542,486,002.30/1,201,352,259,315 = 479,900,467,946.44/x
  3. Step 3: Cross multiply
    870,542,486,002.30x = 1,201,352,259,315 × 479,900,467,946.44
  4. Step 4: Simplify right side
    870,542,486,002.30x = 576,529,511,413,781,412,970,496
  5. Step 5: Solve for x
    x = 576,529,511,413,781,412,970,496/870,542,486,002.30
  6. Step 6: Final answer
    x = 662,264,646,107.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.