Home / 202,244,081.14-279,017,421.78-117,456,766.69

Finding the Fourth Proportional to 202,244,081.14, 279,017,421.78 and 117,456,766.69

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Solution

The fourth proportional to 202,244,081.14, 279,017,421.78 and 117,456,766.69 is: 162,044,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,244,081.14 : 279,017,421.78 = 117,456,766.69 : x
  2. Step 2: Convert to fraction form
    202,244,081.14/279,017,421.78 = 117,456,766.69/x
  3. Step 3: Cross multiply
    202,244,081.14x = 279,017,421.78 × 117,456,766.69
  4. Step 4: Simplify right side
    202,244,081.14x = 32,772,484,212,458,780
  5. Step 5: Solve for x
    x = 32,772,484,212,458,780/202,244,081.14
  6. Step 6: Final answer
    x = 162,044,219.18

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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.