Home / 126,656,604.48-190,107,458.56-61,123,874.43

Finding the Fourth Proportional to 126,656,604.48, 190,107,458.56 and 61,123,874.43

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Solution

The fourth proportional to 126,656,604.48, 190,107,458.56 and 61,123,874.43 is: 91,744,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,656,604.48 : 190,107,458.56 = 61,123,874.43 : x
  2. Step 2: Convert to fraction form
    126,656,604.48/190,107,458.56 = 61,123,874.43/x
  3. Step 3: Cross multiply
    126,656,604.48x = 190,107,458.56 × 61,123,874.43
  4. Step 4: Simplify right side
    126,656,604.48x = 11,620,104,426,017,178
  5. Step 5: Solve for x
    x = 11,620,104,426,017,178/126,656,604.48
  6. Step 6: Final answer
    x = 91,744,954.58

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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.