Home / 121,004,288.94-167,000,036.13-68,801,146.50

Finding the Fourth Proportional to 121,004,288.94, 167,000,036.13 and 68,801,146.50

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Solution

The fourth proportional to 121,004,288.94, 167,000,036.13 and 68,801,146.50 is: 94,953,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,004,288.94 : 167,000,036.13 = 68,801,146.50 : x
  2. Step 2: Convert to fraction form
    121,004,288.94/167,000,036.13 = 68,801,146.50/x
  3. Step 3: Cross multiply
    121,004,288.94x = 167,000,036.13 × 68,801,146.50
  4. Step 4: Simplify right side
    121,004,288.94x = 11,489,793,951,285,422
  5. Step 5: Solve for x
    x = 11,489,793,951,285,422/121,004,288.94
  6. Step 6: Final answer
    x = 94,953,609.10

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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.