Home / 510,072,661.26-765,400,550.43-276,922,329.96

Finding the Fourth Proportional to 510,072,661.26, 765,400,550.43 and 276,922,329.96

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Solution

The fourth proportional to 510,072,661.26, 765,400,550.43 and 276,922,329.96 is: 415,541,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,072,661.26 : 765,400,550.43 = 276,922,329.96 : x
  2. Step 2: Convert to fraction form
    510,072,661.26/765,400,550.43 = 276,922,329.96/x
  3. Step 3: Cross multiply
    510,072,661.26x = 765,400,550.43 × 276,922,329.96
  4. Step 4: Simplify right side
    510,072,661.26x = 211,956,503,773,833,376
  5. Step 5: Solve for x
    x = 211,956,503,773,833,376/510,072,661.26
  6. Step 6: Final answer
    x = 415,541,784.28

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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.