Home / 136,675,804.49-205,022,797.61-48,033,654.38

Finding the Fourth Proportional to 136,675,804.49, 205,022,797.61 and 48,033,654.38

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Solution

The fourth proportional to 136,675,804.49, 205,022,797.61 and 48,033,654.38 is: 72,053,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,675,804.49 : 205,022,797.61 = 48,033,654.38 : x
  2. Step 2: Convert to fraction form
    136,675,804.49/205,022,797.61 = 48,033,654.38/x
  3. Step 3: Cross multiply
    136,675,804.49x = 205,022,797.61 × 48,033,654.38
  4. Step 4: Simplify right side
    136,675,804.49x = 9,847,994,200,419,432
  5. Step 5: Solve for x
    x = 9,847,994,200,419,432/136,675,804.49
  6. Step 6: Final answer
    x = 72,053,676.49

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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.