Home / 65,800,565.12-90,807,616.98-36,431,896.77

Finding the Fourth Proportional to 65,800,565.12, 90,807,616.98 and 36,431,896.77

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Solution

The fourth proportional to 65,800,565.12, 90,807,616.98 and 36,431,896.77 is: 50,277,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,800,565.12 : 90,807,616.98 = 36,431,896.77 : x
  2. Step 2: Convert to fraction form
    65,800,565.12/90,807,616.98 = 36,431,896.77/x
  3. Step 3: Cross multiply
    65,800,565.12x = 90,807,616.98 × 36,431,896.77
  4. Step 4: Simplify right side
    65,800,565.12x = 3,308,293,727,745,059.50
  5. Step 5: Solve for x
    x = 3,308,293,727,745,059.50/65,800,565.12
  6. Step 6: Final answer
    x = 50,277,588.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.