Home / 154,524,674,909.80-231,787,012,364.70-153,545,122,858.60

Finding the Fourth Proportional to 154,524,674,909.80, 231,787,012,364.70 and 153,545,122,858.60

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Solution

The fourth proportional to 154,524,674,909.80, 231,787,012,364.70 and 153,545,122,858.60 is: 230,317,684,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,674,909.80 : 231,787,012,364.70 = 153,545,122,858.60 : x
  2. Step 2: Convert to fraction form
    154,524,674,909.80/231,787,012,364.70 = 153,545,122,858.60/x
  3. Step 3: Cross multiply
    154,524,674,909.80x = 231,787,012,364.70 × 153,545,122,858.60
  4. Step 4: Simplify right side
    154,524,674,909.80x = 35,589,765,290,565,700,681,728
  5. Step 5: Solve for x
    x = 35,589,765,290,565,700,681,728/154,524,674,909.80
  6. Step 6: Final answer
    x = 230,317,684,287.90

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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.