Home / 855,542,377.28-1,281,103,408.62-590,466,032.62

Finding the Fourth Proportional to 855,542,377.28, 1,281,103,408.62 and 590,466,032.62

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Solution

The fourth proportional to 855,542,377.28, 1,281,103,408.62 and 590,466,032.62 is: 884,173,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,542,377.28 : 1,281,103,408.62 = 590,466,032.62 : x
  2. Step 2: Convert to fraction form
    855,542,377.28/1,281,103,408.62 = 590,466,032.62/x
  3. Step 3: Cross multiply
    855,542,377.28x = 1,281,103,408.62 × 590,466,032.62
  4. Step 4: Simplify right side
    855,542,377.28x = 756,448,047,063,810,048
  5. Step 5: Solve for x
    x = 756,448,047,063,810,048/855,542,377.28
  6. Step 6: Final answer
    x = 884,173,674.10

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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.