Home / 298,079,480.80-447,119,221.20-93,628,223.20

Finding the Fourth Proportional to 298,079,480.80, 447,119,221.20 and 93,628,223.20

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Solution

The fourth proportional to 298,079,480.80, 447,119,221.20 and 93,628,223.20 is: 140,442,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,079,480.80 : 447,119,221.20 = 93,628,223.20 : x
  2. Step 2: Convert to fraction form
    298,079,480.80/447,119,221.20 = 93,628,223.20/x
  3. Step 3: Cross multiply
    298,079,480.80x = 447,119,221.20 × 93,628,223.20
  4. Step 4: Simplify right side
    298,079,480.80x = 41,862,978,239,523,776
  5. Step 5: Solve for x
    x = 41,862,978,239,523,776/298,079,480.80
  6. Step 6: Final answer
    x = 140,442,334.80

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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.