Home / 31,451,929,571.90-47,184,520,218.05-10,202,718,999.45

Finding the Fourth Proportional to 31,451,929,571.90, 47,184,520,218.05 and 10,202,718,999.45

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Solution

The fourth proportional to 31,451,929,571.90, 47,184,520,218.05 and 10,202,718,999.45 is: 15,306,227,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,451,929,571.90 : 47,184,520,218.05 = 10,202,718,999.45 : x
  2. Step 2: Convert to fraction form
    31,451,929,571.90/47,184,520,218.05 = 10,202,718,999.45/x
  3. Step 3: Cross multiply
    31,451,929,571.90x = 47,184,520,218.05 × 10,202,718,999.45
  4. Step 4: Simplify right side
    31,451,929,571.90x = 481,410,400,908,631,474,176
  5. Step 5: Solve for x
    x = 481,410,400,908,631,474,176/31,451,929,571.90
  6. Step 6: Final answer
    x = 15,306,227,867.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.