Home / 291,837,847.80-402,733,243.98-161,458,588.92

Finding the Fourth Proportional to 291,837,847.80, 402,733,243.98 and 161,458,588.92

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Solution

The fourth proportional to 291,837,847.80, 402,733,243.98 and 161,458,588.92 is: 222,811,200.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,837,847.80 : 402,733,243.98 = 161,458,588.92 : x
  2. Step 2: Convert to fraction form
    291,837,847.80/402,733,243.98 = 161,458,588.92/x
  3. Step 3: Cross multiply
    291,837,847.80x = 402,733,243.98 × 161,458,588.92
  4. Step 4: Simplify right side
    291,837,847.80x = 65,024,741,284,184,880
  5. Step 5: Solve for x
    x = 65,024,741,284,184,880/291,837,847.80
  6. Step 6: Final answer
    x = 222,811,200.72

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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.