Home / 40,076,330,358.81-55,324,165,373.06-23,156,705,067.15

Finding the Fourth Proportional to 40,076,330,358.81, 55,324,165,373.06 and 23,156,705,067.15

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Solution

The fourth proportional to 40,076,330,358.81, 55,324,165,373.06 and 23,156,705,067.15 is: 31,967,132,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,076,330,358.81 : 55,324,165,373.06 = 23,156,705,067.15 : x
  2. Step 2: Convert to fraction form
    40,076,330,358.81/55,324,165,373.06 = 23,156,705,067.15/x
  3. Step 3: Cross multiply
    40,076,330,358.81x = 55,324,165,373.06 × 23,156,705,067.15
  4. Step 4: Simplify right side
    40,076,330,358.81x = 1,281,125,380,630,183,149,568
  5. Step 5: Solve for x
    x = 1,281,125,380,630,183,149,568/40,076,330,358.81
  6. Step 6: Final answer
    x = 31,967,132,947.55

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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.