Home / 223,644,040.40-308,641,479.24-134,363,291.60

Finding the Fourth Proportional to 223,644,040.40, 308,641,479.24 and 134,363,291.60

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Solution

The fourth proportional to 223,644,040.40, 308,641,479.24 and 134,363,291.60 is: 185,428,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,644,040.40 : 308,641,479.24 = 134,363,291.60 : x
  2. Step 2: Convert to fraction form
    223,644,040.40/308,641,479.24 = 134,363,291.60/x
  3. Step 3: Cross multiply
    223,644,040.40x = 308,641,479.24 × 134,363,291.60
  4. Step 4: Simplify right side
    223,644,040.40x = 41,470,085,074,979,464
  5. Step 5: Solve for x
    x = 41,470,085,074,979,464/223,644,040.40
  6. Step 6: Final answer
    x = 185,428,974.55

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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.