Home / 54,232,484.80-81,641,921.94-49,405,811.44

Finding the Fourth Proportional to 54,232,484.80, 81,641,921.94 and 49,405,811.44

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Solution

The fourth proportional to 54,232,484.80, 81,641,921.94 and 49,405,811.44 is: 74,375,817.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,232,484.80 : 81,641,921.94 = 49,405,811.44 : x
  2. Step 2: Convert to fraction form
    54,232,484.80/81,641,921.94 = 49,405,811.44/x
  3. Step 3: Cross multiply
    54,232,484.80x = 81,641,921.94 × 49,405,811.44
  4. Step 4: Simplify right side
    54,232,484.80x = 4,033,585,400,966,838.50
  5. Step 5: Solve for x
    x = 4,033,585,400,966,838.50/54,232,484.80
  6. Step 6: Final answer
    x = 74,375,817.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.