Home / 713,127,906.20-1,069,691,859.30-195,610,660.40

Finding the Fourth Proportional to 713,127,906.20, 1,069,691,859.30 and 195,610,660.40

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Solution

The fourth proportional to 713,127,906.20, 1,069,691,859.30 and 195,610,660.40 is: 293,415,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,127,906.20 : 1,069,691,859.30 = 195,610,660.40 : x
  2. Step 2: Convert to fraction form
    713,127,906.20/1,069,691,859.30 = 195,610,660.40/x
  3. Step 3: Cross multiply
    713,127,906.20x = 1,069,691,859.30 × 195,610,660.40
  4. Step 4: Simplify right side
    713,127,906.20x = 209,243,131,022,176,864
  5. Step 5: Solve for x
    x = 209,243,131,022,176,864/713,127,906.20
  6. Step 6: Final answer
    x = 293,415,990.60

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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.