Home / 115,465,578.71-173,255,273.78-54,058,895.51

Finding the Fourth Proportional to 115,465,578.71, 173,255,273.78 and 54,058,895.51

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Solution

The fourth proportional to 115,465,578.71, 173,255,273.78 and 54,058,895.51 is: 81,114,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,465,578.71 : 173,255,273.78 = 54,058,895.51 : x
  2. Step 2: Convert to fraction form
    115,465,578.71/173,255,273.78 = 54,058,895.51/x
  3. Step 3: Cross multiply
    115,465,578.71x = 173,255,273.78 × 54,058,895.51
  4. Step 4: Simplify right side
    115,465,578.71x = 9,365,988,740,692,892
  5. Step 5: Solve for x
    x = 9,365,988,740,692,892/115,465,578.71
  6. Step 6: Final answer
    x = 81,114,985.49

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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.