Home / 2,135,053,298.40-3,197,205,176.40-1,404,084,415.20

Finding the Fourth Proportional to 2,135,053,298.40, 3,197,205,176.40 and 1,404,084,415.20

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Solution

The fourth proportional to 2,135,053,298.40, 3,197,205,176.40 and 1,404,084,415.20 is: 2,102,591,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,053,298.40 : 3,197,205,176.40 = 1,404,084,415.20 : x
  2. Step 2: Convert to fraction form
    2,135,053,298.40/3,197,205,176.40 = 1,404,084,415.20/x
  3. Step 3: Cross multiply
    2,135,053,298.40x = 3,197,205,176.40 × 1,404,084,415.20
  4. Step 4: Simplify right side
    2,135,053,298.40x = 4,489,145,960,380,006,912
  5. Step 5: Solve for x
    x = 4,489,145,960,380,006,912/2,135,053,298.40
  6. Step 6: Final answer
    x = 2,102,591,988.57

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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.