Home / 117,627,009.70-176,440,514.55-112,336,219.30

Finding the Fourth Proportional to 117,627,009.70, 176,440,514.55 and 112,336,219.30

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Solution

The fourth proportional to 117,627,009.70, 176,440,514.55 and 112,336,219.30 is: 168,504,328.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,627,009.70 : 176,440,514.55 = 112,336,219.30 : x
  2. Step 2: Convert to fraction form
    117,627,009.70/176,440,514.55 = 112,336,219.30/x
  3. Step 3: Cross multiply
    117,627,009.70x = 176,440,514.55 × 112,336,219.30
  4. Step 4: Simplify right side
    117,627,009.70x = 19,820,660,335,893,640
  5. Step 5: Solve for x
    x = 19,820,660,335,893,640/117,627,009.70
  6. Step 6: Final answer
    x = 168,504,328.95

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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.