Home / 168,032,858.97-251,573,971.41-89,069,442.12

Finding the Fourth Proportional to 168,032,858.97, 251,573,971.41 and 89,069,442.12

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Solution

The fourth proportional to 168,032,858.97, 251,573,971.41 and 89,069,442.12 is: 133,352,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032,858.97 : 251,573,971.41 = 89,069,442.12 : x
  2. Step 2: Convert to fraction form
    168,032,858.97/251,573,971.41 = 89,069,442.12/x
  3. Step 3: Cross multiply
    168,032,858.97x = 251,573,971.41 × 89,069,442.12
  4. Step 4: Simplify right side
    168,032,858.97x = 22,407,553,285,401,532
  5. Step 5: Solve for x
    x = 22,407,553,285,401,532/168,032,858.97
  6. Step 6: Final answer
    x = 133,352,211.13

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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.