Home / 83,196,346.80-114,839,815.32-57,176,995.44

Finding the Fourth Proportional to 83,196,346.80, 114,839,815.32 and 57,176,995.44

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Solution

The fourth proportional to 83,196,346.80, 114,839,815.32 and 57,176,995.44 is: 78,924,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,196,346.80 : 114,839,815.32 = 57,176,995.44 : x
  2. Step 2: Convert to fraction form
    83,196,346.80/114,839,815.32 = 57,176,995.44/x
  3. Step 3: Cross multiply
    83,196,346.80x = 114,839,815.32 × 57,176,995.44
  4. Step 4: Simplify right side
    83,196,346.80x = 6,566,195,596,882,081
  5. Step 5: Solve for x
    x = 6,566,195,596,882,081/83,196,346.80
  6. Step 6: Final answer
    x = 78,924,085.61

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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.