Home / 797,856,145.20-1,195,776,448.20-388,029,841.20

Finding the Fourth Proportional to 797,856,145.20, 1,195,776,448.20 and 388,029,841.20

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Solution

The fourth proportional to 797,856,145.20, 1,195,776,448.20 and 388,029,841.20 is: 581,554,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,856,145.20 : 1,195,776,448.20 = 388,029,841.20 : x
  2. Step 2: Convert to fraction form
    797,856,145.20/1,195,776,448.20 = 388,029,841.20/x
  3. Step 3: Cross multiply
    797,856,145.20x = 1,195,776,448.20 × 388,029,841.20
  4. Step 4: Simplify right side
    797,856,145.20x = 463,996,945,305,746,048
  5. Step 5: Solve for x
    x = 463,996,945,305,746,048/797,856,145.20
  6. Step 6: Final answer
    x = 581,554,642.52

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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.