Home / 65,646,520.80-98,550,651.60-41,385,400.80

Finding the Fourth Proportional to 65,646,520.80, 98,550,651.60 and 41,385,400.80

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Solution

The fourth proportional to 65,646,520.80, 98,550,651.60 and 41,385,400.80 is: 62,129,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,646,520.80 : 98,550,651.60 = 41,385,400.80 : x
  2. Step 2: Convert to fraction form
    65,646,520.80/98,550,651.60 = 41,385,400.80/x
  3. Step 3: Cross multiply
    65,646,520.80x = 98,550,651.60 × 41,385,400.80
  4. Step 4: Simplify right side
    65,646,520.80x = 4,078,558,215,567,160.50
  5. Step 5: Solve for x
    x = 4,078,558,215,567,160.50/65,646,520.80
  6. Step 6: Final answer
    x = 62,129,084.16

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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.