Home / 42,923,244,865.54-64,391,861,116.55-12,673,441,416.78

Finding the Fourth Proportional to 42,923,244,865.54, 64,391,861,116.55 and 12,673,441,416.78

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Solution

The fourth proportional to 42,923,244,865.54, 64,391,861,116.55 and 12,673,441,416.78 is: 19,012,227,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,923,244,865.54 : 64,391,861,116.55 = 12,673,441,416.78 : x
  2. Step 2: Convert to fraction form
    42,923,244,865.54/64,391,861,116.55 = 12,673,441,416.78/x
  3. Step 3: Cross multiply
    42,923,244,865.54x = 64,391,861,116.55 × 12,673,441,416.78
  4. Step 4: Simplify right side
    42,923,244,865.54x = 816,066,479,577,645,056,000
  5. Step 5: Solve for x
    x = 816,066,479,577,645,056,000/42,923,244,865.54
  6. Step 6: Final answer
    x = 19,012,227,107.57

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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.