Home / 172,464,192.90-258,777,081.99-75,407,426.82

Finding the Fourth Proportional to 172,464,192.90, 258,777,081.99 and 75,407,426.82

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Solution

The fourth proportional to 172,464,192.90, 258,777,081.99 and 75,407,426.82 is: 113,146,465.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,464,192.90 : 258,777,081.99 = 75,407,426.82 : x
  2. Step 2: Convert to fraction form
    172,464,192.90/258,777,081.99 = 75,407,426.82/x
  3. Step 3: Cross multiply
    172,464,192.90x = 258,777,081.99 × 75,407,426.82
  4. Step 4: Simplify right side
    172,464,192.90x = 19,513,713,872,854,064
  5. Step 5: Solve for x
    x = 19,513,713,872,854,064/172,464,192.90
  6. Step 6: Final answer
    x = 113,146,465.62

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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.