Home / 431,263,950.48-646,962,809.66-182,270,255.96

Finding the Fourth Proportional to 431,263,950.48, 646,962,809.66 and 182,270,255.96

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Solution

The fourth proportional to 431,263,950.48, 646,962,809.66 and 182,270,255.96 is: 273,433,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,263,950.48 : 646,962,809.66 = 182,270,255.96 : x
  2. Step 2: Convert to fraction form
    431,263,950.48/646,962,809.66 = 182,270,255.96/x
  3. Step 3: Cross multiply
    431,263,950.48x = 646,962,809.66 × 182,270,255.96
  4. Step 4: Simplify right side
    431,263,950.48x = 117,922,076,913,328,960
  5. Step 5: Solve for x
    x = 117,922,076,913,328,960/431,263,950.48
  6. Step 6: Final answer
    x = 273,433,651.90

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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.