Home / 870,542,486,001.10-1,201,352,259,313.20-479,900,467,945.22

Finding the Fourth Proportional to 870,542,486,001.10, 1,201,352,259,313.20 and 479,900,467,945.22

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Solution

The fourth proportional to 870,542,486,001.10, 1,201,352,259,313.20 and 479,900,467,945.22 is: 662,264,646,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,542,486,001.10 : 1,201,352,259,313.20 = 479,900,467,945.22 : x
  2. Step 2: Convert to fraction form
    870,542,486,001.10/1,201,352,259,313.20 = 479,900,467,945.22/x
  3. Step 3: Cross multiply
    870,542,486,001.10x = 1,201,352,259,313.20 × 479,900,467,945.22
  4. Step 4: Simplify right side
    870,542,486,001.10x = 576,529,511,411,451,930,083,328
  5. Step 5: Solve for x
    x = 576,529,511,411,451,930,083,328/870,542,486,001.10
  6. Step 6: Final answer
    x = 662,264,646,105.65

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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.