Home / 3,588,480,721.80-5,385,128,532.30-1,259,413,201.80

Finding the Fourth Proportional to 3,588,480,721.80, 5,385,128,532.30 and 1,259,413,201.80

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Solution

The fourth proportional to 3,588,480,721.80, 5,385,128,532.30 and 1,259,413,201.80 is: 1,889,964,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588,480,721.80 : 5,385,128,532.30 = 1,259,413,201.80 : x
  2. Step 2: Convert to fraction form
    3,588,480,721.80/5,385,128,532.30 = 1,259,413,201.80/x
  3. Step 3: Cross multiply
    3,588,480,721.80x = 5,385,128,532.30 × 1,259,413,201.80
  4. Step 4: Simplify right side
    3,588,480,721.80x = 6,782,101,966,968,477,696
  5. Step 5: Solve for x
    x = 6,782,101,966,968,477,696/3,588,480,721.80
  6. Step 6: Final answer
    x = 1,889,964,721.22

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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.