Home / 19,157,040,404.55-28,735,560,606.83-11,320,623,994.95

Finding the Fourth Proportional to 19,157,040,404.55, 28,735,560,606.83 and 11,320,623,994.95

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Solution

The fourth proportional to 19,157,040,404.55, 28,735,560,606.83 and 11,320,623,994.95 is: 16,980,935,992.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,040,404.55 : 28,735,560,606.83 = 11,320,623,994.95 : x
  2. Step 2: Convert to fraction form
    19,157,040,404.55/28,735,560,606.83 = 11,320,623,994.95/x
  3. Step 3: Cross multiply
    19,157,040,404.55x = 28,735,560,606.83 × 11,320,623,994.95
  4. Step 4: Simplify right side
    19,157,040,404.55x = 325,304,476,913,963,106,304
  5. Step 5: Solve for x
    x = 325,304,476,913,963,106,304/19,157,040,404.55
  6. Step 6: Final answer
    x = 16,980,935,992.43

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1.5x scale

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.