Home / 5,401,796,318.42-7,455,258,660.56-3,112,490,071.35

Finding the Fourth Proportional to 5,401,796,318.42, 7,455,258,660.56 and 3,112,490,071.35

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Solution

The fourth proportional to 5,401,796,318.42, 7,455,258,660.56 and 3,112,490,071.35 is: 4,295,685,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401,796,318.42 : 7,455,258,660.56 = 3,112,490,071.35 : x
  2. Step 2: Convert to fraction form
    5,401,796,318.42/7,455,258,660.56 = 3,112,490,071.35/x
  3. Step 3: Cross multiply
    5,401,796,318.42x = 7,455,258,660.56 × 3,112,490,071.35
  4. Step 4: Simplify right side
    5,401,796,318.42x = 23,204,418,560,323,538,944
  5. Step 5: Solve for x
    x = 23,204,418,560,323,538,944/5,401,796,318.42
  6. Step 6: Final answer
    x = 4,295,685,581.71

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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.