Home / 109,934,759.40-165,028,110.30-64,522,141.80

Finding the Fourth Proportional to 109,934,759.40, 165,028,110.30 and 64,522,141.80

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Solution

The fourth proportional to 109,934,759.40, 165,028,110.30 and 64,522,141.80 is: 96,857,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,934,759.40 : 165,028,110.30 = 64,522,141.80 : x
  2. Step 2: Convert to fraction form
    109,934,759.40/165,028,110.30 = 64,522,141.80/x
  3. Step 3: Cross multiply
    109,934,759.40x = 165,028,110.30 × 64,522,141.80
  4. Step 4: Simplify right side
    109,934,759.40x = 10,647,967,133,762,640
  5. Step 5: Solve for x
    x = 10,647,967,133,762,640/109,934,759.40
  6. Step 6: Final answer
    x = 96,857,146.84

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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.