Home / 606,274,683.40-909,412,025.10-218,157,416.20

Finding the Fourth Proportional to 606,274,683.40, 909,412,025.10 and 218,157,416.20

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Solution

The fourth proportional to 606,274,683.40, 909,412,025.10 and 218,157,416.20 is: 327,236,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,274,683.40 : 909,412,025.10 = 218,157,416.20 : x
  2. Step 2: Convert to fraction form
    606,274,683.40/909,412,025.10 = 218,157,416.20/x
  3. Step 3: Cross multiply
    606,274,683.40x = 909,412,025.10 × 218,157,416.20
  4. Step 4: Simplify right side
    606,274,683.40x = 198,394,977,657,025,536
  5. Step 5: Solve for x
    x = 198,394,977,657,025,536/606,274,683.40
  6. Step 6: Final answer
    x = 327,236,124.30

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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.