Home / 117,716,860.07-162,478,098.39-91,202,770.35

Finding the Fourth Proportional to 117,716,860.07, 162,478,098.39 and 91,202,770.35

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Solution

The fourth proportional to 117,716,860.07, 162,478,098.39 and 91,202,770.35 is: 125,882,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,716,860.07 : 162,478,098.39 = 91,202,770.35 : x
  2. Step 2: Convert to fraction form
    117,716,860.07/162,478,098.39 = 91,202,770.35/x
  3. Step 3: Cross multiply
    117,716,860.07x = 162,478,098.39 × 91,202,770.35
  4. Step 4: Simplify right side
    117,716,860.07x = 14,818,452,694,709,886
  5. Step 5: Solve for x
    x = 14,818,452,694,709,886/117,716,860.07
  6. Step 6: Final answer
    x = 125,882,160.69

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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.