Home / 710,449,644.92-1,065,593,062.68-185,869,389.08

Finding the Fourth Proportional to 710,449,644.92, 1,065,593,062.68 and 185,869,389.08

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Solution

The fourth proportional to 710,449,644.92, 1,065,593,062.68 and 185,869,389.08 is: 278,782,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,449,644.92 : 1,065,593,062.68 = 185,869,389.08 : x
  2. Step 2: Convert to fraction form
    710,449,644.92/1,065,593,062.68 = 185,869,389.08/x
  3. Step 3: Cross multiply
    710,449,644.92x = 1,065,593,062.68 × 185,869,389.08
  4. Step 4: Simplify right side
    710,449,644.92x = 198,061,131,568,217,760
  5. Step 5: Solve for x
    x = 198,061,131,568,217,760/710,449,644.92
  6. Step 6: Final answer
    x = 278,782,786.34

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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.