Home / 112,380,666.30-168,382,042.65-93,107,072.70

Finding the Fourth Proportional to 112,380,666.30, 168,382,042.65 and 93,107,072.70

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Solution

The fourth proportional to 112,380,666.30, 168,382,042.65 and 93,107,072.70 is: 139,504,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,380,666.30 : 168,382,042.65 = 93,107,072.70 : x
  2. Step 2: Convert to fraction form
    112,380,666.30/168,382,042.65 = 93,107,072.70/x
  3. Step 3: Cross multiply
    112,380,666.30x = 168,382,042.65 × 93,107,072.70
  4. Step 4: Simplify right side
    112,380,666.30x = 15,677,559,086,388,052
  5. Step 5: Solve for x
    x = 15,677,559,086,388,052/112,380,666.30
  6. Step 6: Final answer
    x = 139,504,058.86

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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.