Home / 2,551,813,704-3,521,504,328.48-1,378,391,987.52

Finding the Fourth Proportional to 2,551,813,704, 3,521,504,328.48 and 1,378,391,987.52

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Solution

The fourth proportional to 2,551,813,704, 3,521,504,328.48 and 1,378,391,987.52 is: 1,902,181,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,813,704 : 3,521,504,328.48 = 1,378,391,987.52 : x
  2. Step 2: Convert to fraction form
    2,551,813,704/3,521,504,328.48 = 1,378,391,987.52/x
  3. Step 3: Cross multiply
    2,551,813,704x = 3,521,504,328.48 × 1,378,391,987.52
  4. Step 4: Simplify right side
    2,551,813,704x = 4,854,013,350,393,830,400
  5. Step 5: Solve for x
    x = 4,854,013,350,393,830,400/2,551,813,704
  6. Step 6: Final answer
    x = 1,902,181,708.17

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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.