Home / 213,077,229.80-319,615,844.70-144,202,476.20

Finding the Fourth Proportional to 213,077,229.80, 319,615,844.70 and 144,202,476.20

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Solution

The fourth proportional to 213,077,229.80, 319,615,844.70 and 144,202,476.20 is: 216,303,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,077,229.80 : 319,615,844.70 = 144,202,476.20 : x
  2. Step 2: Convert to fraction form
    213,077,229.80/319,615,844.70 = 144,202,476.20/x
  3. Step 3: Cross multiply
    213,077,229.80x = 319,615,844.70 × 144,202,476.20
  4. Step 4: Simplify right side
    213,077,229.80x = 46,089,396,238,494,640
  5. Step 5: Solve for x
    x = 46,089,396,238,494,640/213,077,229.80
  6. Step 6: Final answer
    x = 216,303,714.30

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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.