Home / 85,280,444.56-117,687,013.52-46,122,221.04

Finding the Fourth Proportional to 85,280,444.56, 117,687,013.52 and 46,122,221.04

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Solution

The fourth proportional to 85,280,444.56, 117,687,013.52 and 46,122,221.04 is: 63,648,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,444.56 : 117,687,013.52 = 46,122,221.04 : x
  2. Step 2: Convert to fraction form
    85,280,444.56/117,687,013.52 = 46,122,221.04/x
  3. Step 3: Cross multiply
    85,280,444.56x = 117,687,013.52 × 46,122,221.04
  4. Step 4: Simplify right side
    85,280,444.56x = 5,427,986,451,106,908
  5. Step 5: Solve for x
    x = 5,427,986,451,106,908/85,280,444.56
  6. Step 6: Final answer
    x = 63,648,665.05

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1.5x scale

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.