Home / 518,333,402,245.50-776,651,062,099.55-276,053,280,042.26

Finding the Fourth Proportional to 518,333,402,245.50, 776,651,062,099.55 and 276,053,280,042.26

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Solution

The fourth proportional to 518,333,402,245.50, 776,651,062,099.55 and 276,053,280,042.26 is: 413,627,738,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,333,402,245.50 : 776,651,062,099.55 = 276,053,280,042.26 : x
  2. Step 2: Convert to fraction form
    518,333,402,245.50/776,651,062,099.55 = 276,053,280,042.26/x
  3. Step 3: Cross multiply
    518,333,402,245.50x = 776,651,062,099.55 × 276,053,280,042.26
  4. Step 4: Simplify right side
    518,333,402,245.50x = 214,397,073,140,885,758,148,608
  5. Step 5: Solve for x
    x = 214,397,073,140,885,758,148,608/518,333,402,245.50
  6. Step 6: Final answer
    x = 413,627,738,849.33

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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.