Home / 201,080,345.88-277,488,977.52-111,769,948.36

Finding the Fourth Proportional to 201,080,345.88, 277,488,977.52 and 111,769,948.36

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Solution

The fourth proportional to 201,080,345.88, 277,488,977.52 and 111,769,948.36 is: 154,241,472.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,080,345.88 : 277,488,977.52 = 111,769,948.36 : x
  2. Step 2: Convert to fraction form
    201,080,345.88/277,488,977.52 = 111,769,948.36/x
  3. Step 3: Cross multiply
    201,080,345.88x = 277,488,977.52 × 111,769,948.36
  4. Step 4: Simplify right side
    201,080,345.88x = 31,014,928,687,879,600
  5. Step 5: Solve for x
    x = 31,014,928,687,879,600/201,080,345.88
  6. Step 6: Final answer
    x = 154,241,472.74

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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.