Home / 117,043,487.70-175,565,231.55-109,869,034.20

Finding the Fourth Proportional to 117,043,487.70, 175,565,231.55 and 109,869,034.20

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Solution

The fourth proportional to 117,043,487.70, 175,565,231.55 and 109,869,034.20 is: 164,803,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,043,487.70 : 175,565,231.55 = 109,869,034.20 : x
  2. Step 2: Convert to fraction form
    117,043,487.70/175,565,231.55 = 109,869,034.20/x
  3. Step 3: Cross multiply
    117,043,487.70x = 175,565,231.55 × 109,869,034.20
  4. Step 4: Simplify right side
    117,043,487.70x = 19,289,182,429,497,872
  5. Step 5: Solve for x
    x = 19,289,182,429,497,872/117,043,487.70
  6. Step 6: Final answer
    x = 164,803,551.30

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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.