Home / 121,058,377,728.08-181,517,313,650.17-57,315,188,479.46

Finding the Fourth Proportional to 121,058,377,728.08, 181,517,313,650.17 and 57,315,188,479.46

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Solution

The fourth proportional to 121,058,377,728.08, 181,517,313,650.17 and 57,315,188,479.46 is: 85,939,521,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,058,377,728.08 : 181,517,313,650.17 = 57,315,188,479.46 : x
  2. Step 2: Convert to fraction form
    121,058,377,728.08/181,517,313,650.17 = 57,315,188,479.46/x
  3. Step 3: Cross multiply
    121,058,377,728.08x = 181,517,313,650.17 × 57,315,188,479.46
  4. Step 4: Simplify right side
    121,058,377,728.08x = 10,403,699,044,144,025,436,160
  5. Step 5: Solve for x
    x = 10,403,699,044,144,025,436,160/121,058,377,728.08
  6. Step 6: Final answer
    x = 85,939,521,406.05

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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.