Home / 65,699,464.11-90,665,850.53-36,332,785.32

Finding the Fourth Proportional to 65,699,464.11, 90,665,850.53 and 36,332,785.32

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Solution

The fourth proportional to 65,699,464.11, 90,665,850.53 and 36,332,785.32 is: 50,139,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,699,464.11 : 90,665,850.53 = 36,332,785.32 : x
  2. Step 2: Convert to fraction form
    65,699,464.11/90,665,850.53 = 36,332,785.32/x
  3. Step 3: Cross multiply
    65,699,464.11x = 90,665,850.53 × 36,332,785.32
  4. Step 4: Simplify right side
    65,699,464.11x = 3,294,142,883,161,698.50
  5. Step 5: Solve for x
    x = 3,294,142,883,161,698.50/65,699,464.11
  6. Step 6: Final answer
    x = 50,139,570.05

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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.