Home / 168,038,793.60-252,058,190.40-65,768,841.60

Finding the Fourth Proportional to 168,038,793.60, 252,058,190.40 and 65,768,841.60

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Solution

The fourth proportional to 168,038,793.60, 252,058,190.40 and 65,768,841.60 is: 98,653,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,038,793.60 : 252,058,190.40 = 65,768,841.60 : x
  2. Step 2: Convert to fraction form
    168,038,793.60/252,058,190.40 = 65,768,841.60/x
  3. Step 3: Cross multiply
    168,038,793.60x = 252,058,190.40 × 65,768,841.60
  4. Step 4: Simplify right side
    168,038,793.60x = 16,577,575,198,400,242
  5. Step 5: Solve for x
    x = 16,577,575,198,400,242/168,038,793.60
  6. Step 6: Final answer
    x = 98,653,262.40

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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.