Home / 2,669,140,829.20-4,003,711,243.80-2,215,644,509.20

Finding the Fourth Proportional to 2,669,140,829.20, 4,003,711,243.80 and 2,215,644,509.20

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Solution

The fourth proportional to 2,669,140,829.20, 4,003,711,243.80 and 2,215,644,509.20 is: 3,323,466,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,140,829.20 : 4,003,711,243.80 = 2,215,644,509.20 : x
  2. Step 2: Convert to fraction form
    2,669,140,829.20/4,003,711,243.80 = 2,215,644,509.20/x
  3. Step 3: Cross multiply
    2,669,140,829.20x = 4,003,711,243.80 × 2,215,644,509.20
  4. Step 4: Simplify right side
    2,669,140,829.20x = 8,870,800,833,747,772,416
  5. Step 5: Solve for x
    x = 8,870,800,833,747,772,416/2,669,140,829.20
  6. Step 6: Final answer
    x = 3,323,466,763.80

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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.