Home / 85,280,432.78-117,686,997.32-46,122,209.33

Finding the Fourth Proportional to 85,280,432.78, 117,686,997.32 and 46,122,209.33

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Solution

The fourth proportional to 85,280,432.78, 117,686,997.32 and 46,122,209.33 is: 63,648,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,432.78 : 117,686,997.32 = 46,122,209.33 : x
  2. Step 2: Convert to fraction form
    85,280,432.78/117,686,997.32 = 46,122,209.33/x
  3. Step 3: Cross multiply
    85,280,432.78x = 117,686,997.32 × 46,122,209.33
  4. Step 4: Simplify right side
    85,280,432.78x = 5,427,984,324,993,143
  5. Step 5: Solve for x
    x = 5,427,984,324,993,143/85,280,432.78
  6. Step 6: Final answer
    x = 63,648,648.91

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