Home / 31,464,428,085.45-43,420,957,396.43-17,916,076,255.41

Finding the Fourth Proportional to 31,464,428,085.45, 43,420,957,396.43 and 17,916,076,255.41

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Solution

The fourth proportional to 31,464,428,085.45, 43,420,957,396.43 and 17,916,076,255.41 is: 24,724,211,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,464,428,085.45 : 43,420,957,396.43 = 17,916,076,255.41 : x
  2. Step 2: Convert to fraction form
    31,464,428,085.45/43,420,957,396.43 = 17,916,076,255.41/x
  3. Step 3: Cross multiply
    31,464,428,085.45x = 43,420,957,396.43 × 17,916,076,255.41
  4. Step 4: Simplify right side
    31,464,428,085.45x = 777,933,183,797,312,880,640
  5. Step 5: Solve for x
    x = 777,933,183,797,312,880,640/31,464,428,085.45
  6. Step 6: Final answer
    x = 24,724,211,788.77

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1.5x scale

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.