Home / 303,759,061,355.40-419,148,976,571.80-166,545,780,191.11

Finding the Fourth Proportional to 303,759,061,355.40, 419,148,976,571.80 and 166,545,780,191.11

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Solution

The fourth proportional to 303,759,061,355.40, 419,148,976,571.80 and 166,545,780,191.11 is: 229,812,052,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,759,061,355.40 : 419,148,976,571.80 = 166,545,780,191.11 : x
  2. Step 2: Convert to fraction form
    303,759,061,355.40/419,148,976,571.80 = 166,545,780,191.11/x
  3. Step 3: Cross multiply
    303,759,061,355.40x = 419,148,976,571.80 × 166,545,780,191.11
  4. Step 4: Simplify right side
    303,759,061,355.40x = 69,807,493,319,455,705,923,584
  5. Step 5: Solve for x
    x = 69,807,493,319,455,705,923,584/303,759,061,355.40
  6. Step 6: Final answer
    x = 229,812,052,381.15

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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.