Home / 1,192,692,361.92-1,786,711,122.48-929,142,888.36

Finding the Fourth Proportional to 1,192,692,361.92, 1,786,711,122.48 and 929,142,888.36

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Solution

The fourth proportional to 1,192,692,361.92, 1,786,711,122.48 and 929,142,888.36 is: 1,391,901,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,692,361.92 : 1,786,711,122.48 = 929,142,888.36 : x
  2. Step 2: Convert to fraction form
    1,192,692,361.92/1,786,711,122.48 = 929,142,888.36/x
  3. Step 3: Cross multiply
    1,192,692,361.92x = 1,786,711,122.48 × 929,142,888.36
  4. Step 4: Simplify right side
    1,192,692,361.92x = 1,660,109,933,006,004,992
  5. Step 5: Solve for x
    x = 1,660,109,933,006,004,992/1,192,692,361.92
  6. Step 6: Final answer
    x = 1,391,901,202.70

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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.