Home / 188,094,470.84-259,657,236.69-112,776,441.44

Finding the Fourth Proportional to 188,094,470.84, 259,657,236.69 and 112,776,441.44

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Solution

The fourth proportional to 188,094,470.84, 259,657,236.69 and 112,776,441.44 is: 155,683,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,094,470.84 : 259,657,236.69 = 112,776,441.44 : x
  2. Step 2: Convert to fraction form
    188,094,470.84/259,657,236.69 = 112,776,441.44/x
  3. Step 3: Cross multiply
    188,094,470.84x = 259,657,236.69 × 112,776,441.44
  4. Step 4: Simplify right side
    188,094,470.84x = 29,283,219,146,743,720
  5. Step 5: Solve for x
    x = 29,283,219,146,743,720/188,094,470.84
  6. Step 6: Final answer
    x = 155,683,572.29

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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.