Home / 347,659,619.10-521,489,428.65-105,322,523.10

Finding the Fourth Proportional to 347,659,619.10, 521,489,428.65 and 105,322,523.10

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Solution

The fourth proportional to 347,659,619.10, 521,489,428.65 and 105,322,523.10 is: 157,983,784.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,659,619.10 : 521,489,428.65 = 105,322,523.10 : x
  2. Step 2: Convert to fraction form
    347,659,619.10/521,489,428.65 = 105,322,523.10/x
  3. Step 3: Cross multiply
    347,659,619.10x = 521,489,428.65 × 105,322,523.10
  4. Step 4: Simplify right side
    347,659,619.10x = 54,924,582,395,395,424
  5. Step 5: Solve for x
    x = 54,924,582,395,395,424/347,659,619.10
  6. Step 6: Final answer
    x = 157,983,784.65

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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.