Home / 2,802,281,215,261.80-4,202,997,112,150.80-762,675,221,700.72

Finding the Fourth Proportional to 2,802,281,215,261.80, 4,202,997,112,150.80 and 762,675,221,700.72

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Solution

The fourth proportional to 2,802,281,215,261.80, 4,202,997,112,150.80 and 762,675,221,700.72 is: 1,143,897,242,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,281,215,261.80 : 4,202,997,112,150.80 = 762,675,221,700.72 : x
  2. Step 2: Convert to fraction form
    2,802,281,215,261.80/4,202,997,112,150.80 = 762,675,221,700.72/x
  3. Step 3: Cross multiply
    2,802,281,215,261.80x = 4,202,997,112,150.80 × 762,675,221,700.72
  4. Step 4: Simplify right side
    2,802,281,215,261.80x = 3,205,521,754,317,096,826,699,776
  5. Step 5: Solve for x
    x = 3,205,521,754,317,096,826,699,776/2,802,281,215,261.80
  6. Step 6: Final answer
    x = 1,143,897,242,310.72

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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.