Home / 3,889,908,958.66-5,831,593,747.13-3,151,146,821.24

Finding the Fourth Proportional to 3,889,908,958.66, 5,831,593,747.13 and 3,151,146,821.24

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Solution

The fourth proportional to 3,889,908,958.66, 5,831,593,747.13 and 3,151,146,821.24 is: 4,724,071,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,908,958.66 : 5,831,593,747.13 = 3,151,146,821.24 : x
  2. Step 2: Convert to fraction form
    3,889,908,958.66/5,831,593,747.13 = 3,151,146,821.24/x
  3. Step 3: Cross multiply
    3,889,908,958.66x = 5,831,593,747.13 × 3,151,146,821.24
  4. Step 4: Simplify right side
    3,889,908,958.66x = 18,376,208,099,054,215,168
  5. Step 5: Solve for x
    x = 18,376,208,099,054,215,168/3,889,908,958.66
  6. Step 6: Final answer
    x = 4,724,071,512.82

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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.