Home / 77,171,284.64-115,696,302.24-52,836,600.44

Finding the Fourth Proportional to 77,171,284.64, 115,696,302.24 and 52,836,600.44

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Solution

The fourth proportional to 77,171,284.64, 115,696,302.24 and 52,836,600.44 is: 79,213,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,171,284.64 : 115,696,302.24 = 52,836,600.44 : x
  2. Step 2: Convert to fraction form
    77,171,284.64/115,696,302.24 = 52,836,600.44/x
  3. Step 3: Cross multiply
    77,171,284.64x = 115,696,302.24 × 52,836,600.44
  4. Step 4: Simplify right side
    77,171,284.64x = 6,112,999,293,840,356
  5. Step 5: Solve for x
    x = 6,112,999,293,840,356/77,171,284.64
  6. Step 6: Final answer
    x = 79,213,392.94

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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.