Home / 21,324,462,933.60-31,986,694,400.40-10,304,502,357.60

Finding the Fourth Proportional to 21,324,462,933.60, 31,986,694,400.40 and 10,304,502,357.60

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Solution

The fourth proportional to 21,324,462,933.60, 31,986,694,400.40 and 10,304,502,357.60 is: 15,456,753,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324,462,933.60 : 31,986,694,400.40 = 10,304,502,357.60 : x
  2. Step 2: Convert to fraction form
    21,324,462,933.60/31,986,694,400.40 = 10,304,502,357.60/x
  3. Step 3: Cross multiply
    21,324,462,933.60x = 31,986,694,400.40 × 10,304,502,357.60
  4. Step 4: Simplify right side
    21,324,462,933.60x = 329,606,967,860,752,547,840
  5. Step 5: Solve for x
    x = 329,606,967,860,752,547,840/21,324,462,933.60
  6. Step 6: Final answer
    x = 15,456,753,536.40

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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.