Home / 130,380,194,441.20-195,570,291,661.80-108,340,273,289.20

Finding the Fourth Proportional to 130,380,194,441.20, 195,570,291,661.80 and 108,340,273,289.20

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Solution

The fourth proportional to 130,380,194,441.20, 195,570,291,661.80 and 108,340,273,289.20 is: 162,510,409,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,194,441.20 : 195,570,291,661.80 = 108,340,273,289.20 : x
  2. Step 2: Convert to fraction form
    130,380,194,441.20/195,570,291,661.80 = 108,340,273,289.20/x
  3. Step 3: Cross multiply
    130,380,194,441.20x = 195,570,291,661.80 × 108,340,273,289.20
  4. Step 4: Simplify right side
    130,380,194,441.20x = 21,188,138,845,887,960,973,312
  5. Step 5: Solve for x
    x = 21,188,138,845,887,960,973,312/130,380,194,441.20
  6. Step 6: Final answer
    x = 162,510,409,933.80

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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.