Home / 431,606,974.86-595,593,170.26-243,424,021.22

Finding the Fourth Proportional to 431,606,974.86, 595,593,170.26 and 243,424,021.22

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Solution

The fourth proportional to 431,606,974.86, 595,593,170.26 and 243,424,021.22 is: 335,911,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,606,974.86 : 595,593,170.26 = 243,424,021.22 : x
  2. Step 2: Convert to fraction form
    431,606,974.86/595,593,170.26 = 243,424,021.22/x
  3. Step 3: Cross multiply
    431,606,974.86x = 595,593,170.26 × 243,424,021.22
  4. Step 4: Simplify right side
    431,606,974.86x = 144,981,684,515,857,312
  5. Step 5: Solve for x
    x = 144,981,684,515,857,312/431,606,974.86
  6. Step 6: Final answer
    x = 335,911,356.77

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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.