Home / 2,385,786,871,998.80-3,578,680,355,290.80-572,662,488,171.05

Finding the Fourth Proportional to 2,385,786,871,998.80, 3,578,680,355,290.80 and 572,662,488,171.05

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Solution

The fourth proportional to 2,385,786,871,998.80, 3,578,680,355,290.80 and 572,662,488,171.05 is: 858,993,743,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,786,871,998.80 : 3,578,680,355,290.80 = 572,662,488,171.05 : x
  2. Step 2: Convert to fraction form
    2,385,786,871,998.80/3,578,680,355,290.80 = 572,662,488,171.05/x
  3. Step 3: Cross multiply
    2,385,786,871,998.80x = 3,578,680,355,290.80 × 572,662,488,171.05
  4. Step 4: Simplify right side
    2,385,786,871,998.80x = 2,049,375,996,629,686,926,966,784
  5. Step 5: Solve for x
    x = 2,049,375,996,629,686,926,966,784/2,385,786,871,998.80
  6. Step 6: Final answer
    x = 858,993,743,608.26

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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.