Home / 822,658,201.38-1,135,289,206.02-451,380,134.34

Finding the Fourth Proportional to 822,658,201.38, 1,135,289,206.02 and 451,380,134.34

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Solution

The fourth proportional to 822,658,201.38, 1,135,289,206.02 and 451,380,134.34 is: 622,916,046.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,658,201.38 : 1,135,289,206.02 = 451,380,134.34 : x
  2. Step 2: Convert to fraction form
    822,658,201.38/1,135,289,206.02 = 451,380,134.34/x
  3. Step 3: Cross multiply
    822,658,201.38x = 1,135,289,206.02 × 451,380,134.34
  4. Step 4: Simplify right side
    822,658,201.38x = 512,446,994,328,059,520
  5. Step 5: Solve for x
    x = 512,446,994,328,059,520/822,658,201.38
  6. Step 6: Final answer
    x = 622,916,046.38

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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.