Home / 220,386,907.82-304,124,814.37-119,915,758.54

Finding the Fourth Proportional to 220,386,907.82, 304,124,814.37 and 119,915,758.54

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Solution

The fourth proportional to 220,386,907.82, 304,124,814.37 and 119,915,758.54 is: 165,478,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,386,907.82 : 304,124,814.37 = 119,915,758.54 : x
  2. Step 2: Convert to fraction form
    220,386,907.82/304,124,814.37 = 119,915,758.54/x
  3. Step 3: Cross multiply
    220,386,907.82x = 304,124,814.37 × 119,915,758.54
  4. Step 4: Simplify right side
    220,386,907.82x = 36,469,357,806,015,248
  5. Step 5: Solve for x
    x = 36,469,357,806,015,248/220,386,907.82
  6. Step 6: Final answer
    x = 165,478,785.32

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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.