Home / 109,929,336.12-151,721,144.04-63,546,477.84

Finding the Fourth Proportional to 109,929,336.12, 151,721,144.04 and 63,546,477.84

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Solution

The fourth proportional to 109,929,336.12, 151,721,144.04 and 63,546,477.84 is: 87,704,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,929,336.12 : 151,721,144.04 = 63,546,477.84 : x
  2. Step 2: Convert to fraction form
    109,929,336.12/151,721,144.04 = 63,546,477.84/x
  3. Step 3: Cross multiply
    109,929,336.12x = 151,721,144.04 × 63,546,477.84
  4. Step 4: Simplify right side
    109,929,336.12x = 9,641,344,317,597,308
  5. Step 5: Solve for x
    x = 9,641,344,317,597,308/109,929,336.12
  6. Step 6: Final answer
    x = 87,704,926.25

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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.