Home / 40,331,379,936.80-55,662,184,963.82-22,954,515,317.71

Finding the Fourth Proportional to 40,331,379,936.80, 55,662,184,963.82 and 22,954,515,317.71

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Solution

The fourth proportional to 40,331,379,936.80, 55,662,184,963.82 and 22,954,515,317.71 is: 31,680,008,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,379,936.80 : 55,662,184,963.82 = 22,954,515,317.71 : x
  2. Step 2: Convert to fraction form
    40,331,379,936.80/55,662,184,963.82 = 22,954,515,317.71/x
  3. Step 3: Cross multiply
    40,331,379,936.80x = 55,662,184,963.82 × 22,954,515,317.71
  4. Step 4: Simplify right side
    40,331,379,936.80x = 1,277,698,477,369,148,047,360
  5. Step 5: Solve for x
    x = 1,277,698,477,369,148,047,360/40,331,379,936.80
  6. Step 6: Final answer
    x = 31,680,008,950.13

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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.