Home / 57,632,223,988.80-86,448,335,983.20-20,370,982,291.20

Finding the Fourth Proportional to 57,632,223,988.80, 86,448,335,983.20 and 20,370,982,291.20

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Solution

The fourth proportional to 57,632,223,988.80, 86,448,335,983.20 and 20,370,982,291.20 is: 30,556,473,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,632,223,988.80 : 86,448,335,983.20 = 20,370,982,291.20 : x
  2. Step 2: Convert to fraction form
    57,632,223,988.80/86,448,335,983.20 = 20,370,982,291.20/x
  3. Step 3: Cross multiply
    57,632,223,988.80x = 86,448,335,983.20 × 20,370,982,291.20
  4. Step 4: Simplify right side
    57,632,223,988.80x = 1,761,037,521,417,474,932,736
  5. Step 5: Solve for x
    x = 1,761,037,521,417,474,932,736/57,632,223,988.80
  6. Step 6: Final answer
    x = 30,556,473,436.80

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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.