Home / 172,383,880.15-237,894,801.66-94,072,481.26

Finding the Fourth Proportional to 172,383,880.15, 237,894,801.66 and 94,072,481.26

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Solution

The fourth proportional to 172,383,880.15, 237,894,801.66 and 94,072,481.26 is: 129,822,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,383,880.15 : 237,894,801.66 = 94,072,481.26 : x
  2. Step 2: Convert to fraction form
    172,383,880.15/237,894,801.66 = 94,072,481.26/x
  3. Step 3: Cross multiply
    172,383,880.15x = 237,894,801.66 × 94,072,481.26
  4. Step 4: Simplify right side
    172,383,880.15x = 22,379,354,271,011,768
  5. Step 5: Solve for x
    x = 22,379,354,271,011,768/172,383,880.15
  6. Step 6: Final answer
    x = 129,822,778.39

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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.