Home / 591,934,322.12-816,814,020.66-353,732,236.43

Finding the Fourth Proportional to 591,934,322.12, 816,814,020.66 and 353,732,236.43

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Solution

The fourth proportional to 591,934,322.12, 816,814,020.66 and 353,732,236.43 is: 488,117,413.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,934,322.12 : 816,814,020.66 = 353,732,236.43 : x
  2. Step 2: Convert to fraction form
    591,934,322.12/816,814,020.66 = 353,732,236.43/x
  3. Step 3: Cross multiply
    591,934,322.12x = 816,814,020.66 × 353,732,236.43
  4. Step 4: Simplify right side
    591,934,322.12x = 288,933,450,275,442,048
  5. Step 5: Solve for x
    x = 288,933,450,275,442,048/591,934,322.12
  6. Step 6: Final answer
    x = 488,117,413.50

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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.