Home / 357,286,178,944.80-493,055,029,406.88-194,705,870,469.84

Finding the Fourth Proportional to 357,286,178,944.80, 493,055,029,406.88 and 194,705,870,469.84

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Solution

The fourth proportional to 357,286,178,944.80, 493,055,029,406.88 and 194,705,870,469.84 is: 268,694,157,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,286,178,944.80 : 493,055,029,406.88 = 194,705,870,469.84 : x
  2. Step 2: Convert to fraction form
    357,286,178,944.80/493,055,029,406.88 = 194,705,870,469.84/x
  3. Step 3: Cross multiply
    357,286,178,944.80x = 493,055,029,406.88 × 194,705,870,469.84
  4. Step 4: Simplify right side
    357,286,178,944.80x = 96,000,708,690,199,130,931,200
  5. Step 5: Solve for x
    x = 96,000,708,690,199,130,931,200/357,286,178,944.80
  6. Step 6: Final answer
    x = 268,694,157,086.42

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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.