Home / 651,675,086.67-899,342,364.95-369,422,997.97

Finding the Fourth Proportional to 651,675,086.67, 899,342,364.95 and 369,422,997.97

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Solution

The fourth proportional to 651,675,086.67, 899,342,364.95 and 369,422,997.97 is: 509,821,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,675,086.67 : 899,342,364.95 = 369,422,997.97 : x
  2. Step 2: Convert to fraction form
    651,675,086.67/899,342,364.95 = 369,422,997.97/x
  3. Step 3: Cross multiply
    651,675,086.67x = 899,342,364.95 × 369,422,997.97
  4. Step 4: Simplify right side
    651,675,086.67x = 332,237,752,661,258,880
  5. Step 5: Solve for x
    x = 332,237,752,661,258,880/651,675,086.67
  6. Step 6: Final answer
    x = 509,821,166.19

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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.