Home / 302,289,145.20-453,470,524.20-108,220,921.20

Finding the Fourth Proportional to 302,289,145.20, 453,470,524.20 and 108,220,921.20

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Solution

The fourth proportional to 302,289,145.20, 453,470,524.20 and 108,220,921.20 is: 162,344,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,289,145.20 : 453,470,524.20 = 108,220,921.20 : x
  2. Step 2: Convert to fraction form
    302,289,145.20/453,470,524.20 = 108,220,921.20/x
  3. Step 3: Cross multiply
    302,289,145.20x = 453,470,524.20 × 108,220,921.20
  4. Step 4: Simplify right side
    302,289,145.20x = 49,074,997,865,970,896
  5. Step 5: Solve for x
    x = 49,074,997,865,970,896/302,289,145.20
  6. Step 6: Final answer
    x = 162,344,558.66

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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.