Home / 2,005,731,661.56-3,007,015,156.53-1,267,244,985.30

Finding the Fourth Proportional to 2,005,731,661.56, 3,007,015,156.53 and 1,267,244,985.30

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Solution

The fourth proportional to 2,005,731,661.56, 3,007,015,156.53 and 1,267,244,985.30 is: 1,899,867,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,731,661.56 : 3,007,015,156.53 = 1,267,244,985.30 : x
  2. Step 2: Convert to fraction form
    2,005,731,661.56/3,007,015,156.53 = 1,267,244,985.30/x
  3. Step 3: Cross multiply
    2,005,731,661.56x = 3,007,015,156.53 × 1,267,244,985.30
  4. Step 4: Simplify right side
    2,005,731,661.56x = 3,810,624,877,833,737,216
  5. Step 5: Solve for x
    x = 3,810,624,877,833,737,216/2,005,731,661.56
  6. Step 6: Final answer
    x = 1,899,867,739.47

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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.