Home / 591,807,975,901.60-816,695,006,795.28-321,146,336,774.56

Finding the Fourth Proportional to 591,807,975,901.60, 816,695,006,795.28 and 321,146,336,774.56

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Solution

The fourth proportional to 591,807,975,901.60, 816,695,006,795.28 and 321,146,336,774.56 is: 443,181,944,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,807,975,901.60 : 816,695,006,795.28 = 321,146,336,774.56 : x
  2. Step 2: Convert to fraction form
    591,807,975,901.60/816,695,006,795.28 = 321,146,336,774.56/x
  3. Step 3: Cross multiply
    591,807,975,901.60x = 816,695,006,795.28 × 321,146,336,774.56
  4. Step 4: Simplify right side
    591,807,975,901.60x = 262,278,609,694,378,560,585,728
  5. Step 5: Solve for x
    x = 262,278,609,694,378,560,585,728/591,807,975,901.60
  6. Step 6: Final answer
    x = 443,181,944,776.61

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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.