Home / 218,346,197,231.39-327,535,763,525.15-65,178,994,108.41

Finding the Fourth Proportional to 218,346,197,231.39, 327,535,763,525.15 and 65,178,994,108.41

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Solution

The fourth proportional to 218,346,197,231.39, 327,535,763,525.15 and 65,178,994,108.41 is: 97,773,406,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,346,197,231.39 : 327,535,763,525.15 = 65,178,994,108.41 : x
  2. Step 2: Convert to fraction form
    218,346,197,231.39/327,535,763,525.15 = 65,178,994,108.41/x
  3. Step 3: Cross multiply
    218,346,197,231.39x = 327,535,763,525.15 × 65,178,994,108.41
  4. Step 4: Simplify right side
    218,346,197,231.39x = 21,348,451,601,099,324,915,712
  5. Step 5: Solve for x
    x = 21,348,451,601,099,324,915,712/218,346,197,231.39
  6. Step 6: Final answer
    x = 97,773,406,964.70

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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.