Home / 798,439,785.80-1,195,868,088.30-655,112,553.80

Finding the Fourth Proportional to 798,439,785.80, 1,195,868,088.30 and 655,112,553.80

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Solution

The fourth proportional to 798,439,785.80, 1,195,868,088.30 and 655,112,553.80 is: 981,198,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,439,785.80 : 1,195,868,088.30 = 655,112,553.80 : x
  2. Step 2: Convert to fraction form
    798,439,785.80/1,195,868,088.30 = 655,112,553.80/x
  3. Step 3: Cross multiply
    798,439,785.80x = 1,195,868,088.30 × 655,112,553.80
  4. Step 4: Simplify right side
    798,439,785.80x = 783,428,197,334,136,832
  5. Step 5: Solve for x
    x = 783,428,197,334,136,832/798,439,785.80
  6. Step 6: Final answer
    x = 981,198,847.14

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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.