Home / 205,705,394.76-308,557,244.20-74,516,952.24

Finding the Fourth Proportional to 205,705,394.76, 308,557,244.20 and 74,516,952.24

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Solution

The fourth proportional to 205,705,394.76, 308,557,244.20 and 74,516,952.24 is: 111,775,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,705,394.76 : 308,557,244.20 = 74,516,952.24 : x
  2. Step 2: Convert to fraction form
    205,705,394.76/308,557,244.20 = 74,516,952.24/x
  3. Step 3: Cross multiply
    205,705,394.76x = 308,557,244.20 × 74,516,952.24
  4. Step 4: Simplify right side
    205,705,394.76x = 22,992,745,429,357,416
  5. Step 5: Solve for x
    x = 22,992,745,429,357,416/205,705,394.76
  6. Step 6: Final answer
    x = 111,775,121.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.