Home / 117,043,786.95-175,565,680.43-109,869,333.45

Finding the Fourth Proportional to 117,043,786.95, 175,565,680.43 and 109,869,333.45

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Solution

The fourth proportional to 117,043,786.95, 175,565,680.43 and 109,869,333.45 is: 164,804,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,043,786.95 : 175,565,680.43 = 109,869,333.45 : x
  2. Step 2: Convert to fraction form
    117,043,786.95/175,565,680.43 = 109,869,333.45/x
  3. Step 3: Cross multiply
    117,043,786.95x = 175,565,680.43 × 109,869,333.45
  4. Step 4: Simplify right side
    117,043,786.95x = 19,289,284,284,990,464
  5. Step 5: Solve for x
    x = 19,289,284,284,990,464/117,043,786.95
  6. Step 6: Final answer
    x = 164,804,000.18

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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.