Home / 1,428,524,564.48-2,143,062,795.21-543,141,083.40

Finding the Fourth Proportional to 1,428,524,564.48, 2,143,062,795.21 and 543,141,083.40

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Solution

The fourth proportional to 1,428,524,564.48, 2,143,062,795.21 and 543,141,083.40 is: 814,816,543.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,524,564.48 : 2,143,062,795.21 = 543,141,083.40 : x
  2. Step 2: Convert to fraction form
    1,428,524,564.48/2,143,062,795.21 = 543,141,083.40/x
  3. Step 3: Cross multiply
    1,428,524,564.48x = 2,143,062,795.21 × 543,141,083.40
  4. Step 4: Simplify right side
    1,428,524,564.48x = 1,163,985,448,384,591,616
  5. Step 5: Solve for x
    x = 1,163,985,448,384,591,616/1,428,524,564.48
  6. Step 6: Final answer
    x = 814,816,543.82

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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.