Home / 291,244,134.30-401,914,188.27-159,085,080.24

Finding the Fourth Proportional to 291,244,134.30, 401,914,188.27 and 159,085,080.24

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Solution

The fourth proportional to 291,244,134.30, 401,914,188.27 and 159,085,080.24 is: 219,535,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,244,134.30 : 401,914,188.27 = 159,085,080.24 : x
  2. Step 2: Convert to fraction form
    291,244,134.30/401,914,188.27 = 159,085,080.24/x
  3. Step 3: Cross multiply
    291,244,134.30x = 401,914,188.27 × 159,085,080.24
  4. Step 4: Simplify right side
    291,244,134.30x = 63,938,550,890,527,416
  5. Step 5: Solve for x
    x = 63,938,550,890,527,416/291,244,134.30
  6. Step 6: Final answer
    x = 219,535,926.60

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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.