Home / 205,146,142,817.64-283,101,703,923.08-113,700,597,399.78

Finding the Fourth Proportional to 205,146,142,817.64, 283,101,703,923.08 and 113,700,597,399.78

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Solution

The fourth proportional to 205,146,142,817.64, 283,101,703,923.08 and 113,700,597,399.78 is: 156,906,839,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,146,142,817.64 : 283,101,703,923.08 = 113,700,597,399.78 : x
  2. Step 2: Convert to fraction form
    205,146,142,817.64/283,101,703,923.08 = 113,700,597,399.78/x
  3. Step 3: Cross multiply
    205,146,142,817.64x = 283,101,703,923.08 × 113,700,597,399.78
  4. Step 4: Simplify right side
    205,146,142,817.64x = 32,188,832,860,949,840,920,576
  5. Step 5: Solve for x
    x = 32,188,832,860,949,840,920,576/205,146,142,817.64
  6. Step 6: Final answer
    x = 156,906,839,284.63

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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.