Home / 87,217,027.63-120,362,065.51-48,061,326.65

Finding the Fourth Proportional to 87,217,027.63, 120,362,065.51 and 48,061,326.65

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Solution

The fourth proportional to 87,217,027.63, 120,362,065.51 and 48,061,326.65 is: 66,326,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,217,027.63 : 120,362,065.51 = 48,061,326.65 : x
  2. Step 2: Convert to fraction form
    87,217,027.63/120,362,065.51 = 48,061,326.65/x
  3. Step 3: Cross multiply
    87,217,027.63x = 120,362,065.51 × 48,061,326.65
  4. Step 4: Simplify right side
    87,217,027.63x = 5,784,760,546,113,201
  5. Step 5: Solve for x
    x = 5,784,760,546,113,201/87,217,027.63
  6. Step 6: Final answer
    x = 66,326,045.54

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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.