Home / 69,854,967,405.80-104,782,451,108.70-38,400,462,650.60

Finding the Fourth Proportional to 69,854,967,405.80, 104,782,451,108.70 and 38,400,462,650.60

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Solution

The fourth proportional to 69,854,967,405.80, 104,782,451,108.70 and 38,400,462,650.60 is: 57,600,693,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854,967,405.80 : 104,782,451,108.70 = 38,400,462,650.60 : x
  2. Step 2: Convert to fraction form
    69,854,967,405.80/104,782,451,108.70 = 38,400,462,650.60/x
  3. Step 3: Cross multiply
    69,854,967,405.80x = 104,782,451,108.70 × 38,400,462,650.60
  4. Step 4: Simplify right side
    69,854,967,405.80x = 4,023,694,600,237,954,891,776
  5. Step 5: Solve for x
    x = 4,023,694,600,237,954,891,776/69,854,967,405.80
  6. Step 6: Final answer
    x = 57,600,693,975.90

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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.