Home / 339,824,213.22-509,531,298.93-129,748,616.94

Finding the Fourth Proportional to 339,824,213.22, 509,531,298.93 and 129,748,616.94

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Solution

The fourth proportional to 339,824,213.22, 509,531,298.93 and 129,748,616.94 is: 194,544,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,824,213.22 : 509,531,298.93 = 129,748,616.94 : x
  2. Step 2: Convert to fraction form
    339,824,213.22/509,531,298.93 = 129,748,616.94/x
  3. Step 3: Cross multiply
    339,824,213.22x = 509,531,298.93 × 129,748,616.94
  4. Step 4: Simplify right side
    339,824,213.22x = 66,110,981,323,809,200
  5. Step 5: Solve for x
    x = 66,110,981,323,809,200/339,824,213.22
  6. Step 6: Final answer
    x = 194,544,646.18

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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.