Home / 3,388,380,077.80-5,082,570,116.70-1,551,719,981.80

Finding the Fourth Proportional to 3,388,380,077.80, 5,082,570,116.70 and 1,551,719,981.80

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Solution

The fourth proportional to 3,388,380,077.80, 5,082,570,116.70 and 1,551,719,981.80 is: 2,327,579,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,380,077.80 : 5,082,570,116.70 = 1,551,719,981.80 : x
  2. Step 2: Convert to fraction form
    3,388,380,077.80/5,082,570,116.70 = 1,551,719,981.80/x
  3. Step 3: Cross multiply
    3,388,380,077.80x = 5,082,570,116.70 × 1,551,719,981.80
  4. Step 4: Simplify right side
    3,388,380,077.80x = 7,886,725,608,982,947,840
  5. Step 5: Solve for x
    x = 7,886,725,608,982,947,840/3,388,380,077.80
  6. Step 6: Final answer
    x = 2,327,579,972.70

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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.