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Finding the Fourth Proportional to 168,293,404.40, 252,440,106.60 and 150,153,551.60

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Solution

The fourth proportional to 168,293,404.40, 252,440,106.60 and 150,153,551.60 is: 225,230,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,293,404.40 : 252,440,106.60 = 150,153,551.60 : x
  2. Step 2: Convert to fraction form
    168,293,404.40/252,440,106.60 = 150,153,551.60/x
  3. Step 3: Cross multiply
    168,293,404.40x = 252,440,106.60 × 150,153,551.60
  4. Step 4: Simplify right side
    168,293,404.40x = 37,904,778,572,272,600
  5. Step 5: Solve for x
    x = 37,904,778,572,272,600/168,293,404.40
  6. Step 6: Final answer
    x = 225,230,327.40

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1.5x scale

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.