Home / 1,770,645,900.12-2,656,888,053.57-722,153,329.41

Finding the Fourth Proportional to 1,770,645,900.12, 2,656,888,053.57 and 722,153,329.41

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Solution

The fourth proportional to 1,770,645,900.12, 2,656,888,053.57 and 722,153,329.41 is: 1,083,604,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,645,900.12 : 2,656,888,053.57 = 722,153,329.41 : x
  2. Step 2: Convert to fraction form
    1,770,645,900.12/2,656,888,053.57 = 722,153,329.41/x
  3. Step 3: Cross multiply
    1,770,645,900.12x = 2,656,888,053.57 × 722,153,329.41
  4. Step 4: Simplify right side
    1,770,645,900.12x = 1,918,680,553,755,229,952
  5. Step 5: Solve for x
    x = 1,918,680,553,755,229,952/1,770,645,900.12
  6. Step 6: Final answer
    x = 1,083,604,888.83

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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.