Home / 54,992,495.40-82,488,743.10-49,252,932.60

Finding the Fourth Proportional to 54,992,495.40, 82,488,743.10 and 49,252,932.60

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Solution

The fourth proportional to 54,992,495.40, 82,488,743.10 and 49,252,932.60 is: 73,879,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,992,495.40 : 82,488,743.10 = 49,252,932.60 : x
  2. Step 2: Convert to fraction form
    54,992,495.40/82,488,743.10 = 49,252,932.60/x
  3. Step 3: Cross multiply
    54,992,495.40x = 82,488,743.10 × 49,252,932.60
  4. Step 4: Simplify right side
    54,992,495.40x = 4,062,812,504,163,015
  5. Step 5: Solve for x
    x = 4,062,812,504,163,015/54,992,495.40
  6. Step 6: Final answer
    x = 73,879,398.90

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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.