Home / 139,577,502.34-209,388,977.88-41,219,157.88

Finding the Fourth Proportional to 139,577,502.34, 209,388,977.88 and 41,219,157.88

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Solution

The fourth proportional to 139,577,502.34, 209,388,977.88 and 41,219,157.88 is: 61,835,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,577,502.34 : 209,388,977.88 = 41,219,157.88 : x
  2. Step 2: Convert to fraction form
    139,577,502.34/209,388,977.88 = 41,219,157.88/x
  3. Step 3: Cross multiply
    139,577,502.34x = 209,388,977.88 × 41,219,157.88
  4. Step 4: Simplify right side
    139,577,502.34x = 8,630,837,337,567,548
  5. Step 5: Solve for x
    x = 8,630,837,337,567,548/139,577,502.34
  6. Step 6: Final answer
    x = 61,835,447.64

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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.