Home / 3,956,889,357.17-5,460,258,958.04-2,172,730,317.56

Finding the Fourth Proportional to 3,956,889,357.17, 5,460,258,958.04 and 2,172,730,317.56

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Solution

The fourth proportional to 3,956,889,357.17, 5,460,258,958.04 and 2,172,730,317.56 is: 2,998,231,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,889,357.17 : 5,460,258,958.04 = 2,172,730,317.56 : x
  2. Step 2: Convert to fraction form
    3,956,889,357.17/5,460,258,958.04 = 2,172,730,317.56/x
  3. Step 3: Cross multiply
    3,956,889,357.17x = 5,460,258,958.04 × 2,172,730,317.56
  4. Step 4: Simplify right side
    3,956,889,357.17x = 11,863,670,179,823,917,056
  5. Step 5: Solve for x
    x = 11,863,670,179,823,917,056/3,956,889,357.17
  6. Step 6: Final answer
    x = 2,998,231,466.43

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1.5x scale

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.