Home / 3,681,986,772.03-5,081,141,551.05-1,988,441,253.90

Finding the Fourth Proportional to 3,681,986,772.03, 5,081,141,551.05 and 1,988,441,253.90

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Solution

The fourth proportional to 3,681,986,772.03, 5,081,141,551.05 and 1,988,441,253.90 is: 2,744,048,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,986,772.03 : 5,081,141,551.05 = 1,988,441,253.90 : x
  2. Step 2: Convert to fraction form
    3,681,986,772.03/5,081,141,551.05 = 1,988,441,253.90/x
  3. Step 3: Cross multiply
    3,681,986,772.03x = 5,081,141,551.05 × 1,988,441,253.90
  4. Step 4: Simplify right side
    3,681,986,772.03x = 10,103,551,477,013,254,144
  5. Step 5: Solve for x
    x = 10,103,551,477,013,254,144/3,681,986,772.03
  6. Step 6: Final answer
    x = 2,744,048,825.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.