Home / 131,737,073.21-181,879,795.58-84,775,738.51

Finding the Fourth Proportional to 131,737,073.21, 181,879,795.58 and 84,775,738.51

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Solution

The fourth proportional to 131,737,073.21, 181,879,795.58 and 84,775,738.51 is: 117,043,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,737,073.21 : 181,879,795.58 = 84,775,738.51 : x
  2. Step 2: Convert to fraction form
    131,737,073.21/181,879,795.58 = 84,775,738.51/x
  3. Step 3: Cross multiply
    131,737,073.21x = 181,879,795.58 × 84,775,738.51
  4. Step 4: Simplify right side
    131,737,073.21x = 15,418,993,989,122,730
  5. Step 5: Solve for x
    x = 15,418,993,989,122,730/131,737,073.21
  6. Step 6: Final answer
    x = 117,043,696.31

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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.