Home / 114,474,115-157,959,940.56-77,385,093.72

Finding the Fourth Proportional to 114,474,115, 157,959,940.56 and 77,385,093.72

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Solution

The fourth proportional to 114,474,115, 157,959,940.56 and 77,385,093.72 is: 106,781,736.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,474,115 : 157,959,940.56 = 77,385,093.72 : x
  2. Step 2: Convert to fraction form
    114,474,115/157,959,940.56 = 77,385,093.72/x
  3. Step 3: Cross multiply
    114,474,115x = 157,959,940.56 × 77,385,093.72
  4. Step 4: Simplify right side
    114,474,115x = 12,223,744,804,241,230
  5. Step 5: Solve for x
    x = 12,223,744,804,241,230/114,474,115
  6. Step 6: Final answer
    x = 106,781,736.68

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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.