Home / 1,401,209,664.80-2,101,814,497.20-885,231,629.60

Finding the Fourth Proportional to 1,401,209,664.80, 2,101,814,497.20 and 885,231,629.60

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Solution

The fourth proportional to 1,401,209,664.80, 2,101,814,497.20 and 885,231,629.60 is: 1,327,847,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,209,664.80 : 2,101,814,497.20 = 885,231,629.60 : x
  2. Step 2: Convert to fraction form
    1,401,209,664.80/2,101,814,497.20 = 885,231,629.60/x
  3. Step 3: Cross multiply
    1,401,209,664.80x = 2,101,814,497.20 × 885,231,629.60
  4. Step 4: Simplify right side
    1,401,209,664.80x = 1,860,592,672,473,260,800
  5. Step 5: Solve for x
    x = 1,860,592,672,473,260,800/1,401,209,664.80
  6. Step 6: Final answer
    x = 1,327,847,444.40

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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.