Home / 84,892,345.44-117,151,928.45-47,722,300.30

Finding the Fourth Proportional to 84,892,345.44, 117,151,928.45 and 47,722,300.30

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Solution

The fourth proportional to 84,892,345.44, 117,151,928.45 and 47,722,300.30 is: 65,857,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,892,345.44 : 117,151,928.45 = 47,722,300.30 : x
  2. Step 2: Convert to fraction form
    84,892,345.44/117,151,928.45 = 47,722,300.30/x
  3. Step 3: Cross multiply
    84,892,345.44x = 117,151,928.45 × 47,722,300.30
  4. Step 4: Simplify right side
    84,892,345.44x = 5,590,759,510,215,013
  5. Step 5: Solve for x
    x = 5,590,759,510,215,013/84,892,345.44
  6. Step 6: Final answer
    x = 65,857,050.85

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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.