Home / 202,752,030.80-304,128,046.20-100,531,845.20

Finding the Fourth Proportional to 202,752,030.80, 304,128,046.20 and 100,531,845.20

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Solution

The fourth proportional to 202,752,030.80, 304,128,046.20 and 100,531,845.20 is: 150,797,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,752,030.80 : 304,128,046.20 = 100,531,845.20 : x
  2. Step 2: Convert to fraction form
    202,752,030.80/304,128,046.20 = 100,531,845.20/x
  3. Step 3: Cross multiply
    202,752,030.80x = 304,128,046.20 × 100,531,845.20
  4. Step 4: Simplify right side
    202,752,030.80x = 30,574,553,661,556,848
  5. Step 5: Solve for x
    x = 30,574,553,661,556,848/202,752,030.80
  6. Step 6: Final answer
    x = 150,797,767.80

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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.