Home / 65,934,203.40-98,901,305.10-56,192,430.60

Finding the Fourth Proportional to 65,934,203.40, 98,901,305.10 and 56,192,430.60

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Solution

The fourth proportional to 65,934,203.40, 98,901,305.10 and 56,192,430.60 is: 84,288,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,203.40 : 98,901,305.10 = 56,192,430.60 : x
  2. Step 2: Convert to fraction form
    65,934,203.40/98,901,305.10 = 56,192,430.60/x
  3. Step 3: Cross multiply
    65,934,203.40x = 98,901,305.10 × 56,192,430.60
  4. Step 4: Simplify right side
    65,934,203.40x = 5,557,504,723,081,176
  5. Step 5: Solve for x
    x = 5,557,504,723,081,176/65,934,203.40
  6. Step 6: Final answer
    x = 84,288,645.90

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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.