Home / 543,841,309.17-750,501,114.66-296,322,663.42

Finding the Fourth Proportional to 543,841,309.17, 750,501,114.66 and 296,322,663.42

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Solution

The fourth proportional to 543,841,309.17, 750,501,114.66 and 296,322,663.42 is: 408,925,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,841,309.17 : 750,501,114.66 = 296,322,663.42 : x
  2. Step 2: Convert to fraction form
    543,841,309.17/750,501,114.66 = 296,322,663.42/x
  3. Step 3: Cross multiply
    543,841,309.17x = 750,501,114.66 × 296,322,663.42
  4. Step 4: Simplify right side
    543,841,309.17x = 222,390,489,195,730,016
  5. Step 5: Solve for x
    x = 222,390,489,195,730,016/543,841,309.17
  6. Step 6: Final answer
    x = 408,925,334.37

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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.