Home / 8,231,605,138.21-11,359,718,404.26-4,472,478,482.35

Finding the Fourth Proportional to 8,231,605,138.21, 11,359,718,404.26 and 4,472,478,482.35

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Solution

The fourth proportional to 8,231,605,138.21, 11,359,718,404.26 and 4,472,478,482.35 is: 6,172,076,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,605,138.21 : 11,359,718,404.26 = 4,472,478,482.35 : x
  2. Step 2: Convert to fraction form
    8,231,605,138.21/11,359,718,404.26 = 4,472,478,482.35/x
  3. Step 3: Cross multiply
    8,231,605,138.21x = 11,359,718,404.26 × 4,472,478,482.35
  4. Step 4: Simplify right side
    8,231,605,138.21x = 50,806,096,128,608,133,120
  5. Step 5: Solve for x
    x = 50,806,096,128,608,133,120/8,231,605,138.21
  6. Step 6: Final answer
    x = 6,172,076,438.99

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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.