Home / 701,035,285.01-967,368,427.90-387,691,504.07

Finding the Fourth Proportional to 701,035,285.01, 967,368,427.90 and 387,691,504.07

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Solution

The fourth proportional to 701,035,285.01, 967,368,427.90 and 387,691,504.07 is: 534,980,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,035,285.01 : 967,368,427.90 = 387,691,504.07 : x
  2. Step 2: Convert to fraction form
    701,035,285.01/967,368,427.90 = 387,691,504.07/x
  3. Step 3: Cross multiply
    701,035,285.01x = 967,368,427.90 × 387,691,504.07
  4. Step 4: Simplify right side
    701,035,285.01x = 375,040,520,796,576,320
  5. Step 5: Solve for x
    x = 375,040,520,796,576,320/701,035,285.01
  6. Step 6: Final answer
    x = 534,980,947.21

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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.