Home / 117,616,366.14-162,286,800.39-68,714,346.30

Finding the Fourth Proportional to 117,616,366.14, 162,286,800.39 and 68,714,346.30

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Solution

The fourth proportional to 117,616,366.14, 162,286,800.39 and 68,714,346.30 is: 94,811,902.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,616,366.14 : 162,286,800.39 = 68,714,346.30 : x
  2. Step 2: Convert to fraction form
    117,616,366.14/162,286,800.39 = 68,714,346.30/x
  3. Step 3: Cross multiply
    117,616,366.14x = 162,286,800.39 × 68,714,346.30
  4. Step 4: Simplify right side
    117,616,366.14x = 11,151,431,401,917,434
  5. Step 5: Solve for x
    x = 11,151,431,401,917,434/117,616,366.14
  6. Step 6: Final answer
    x = 94,811,902.19

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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.