Home / 139,577,465.39-209,388,922.43-41,219,120.84

Finding the Fourth Proportional to 139,577,465.39, 209,388,922.43 and 41,219,120.84

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Solution

The fourth proportional to 139,577,465.39, 209,388,922.43 and 41,219,120.84 is: 61,835,392.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,577,465.39 : 209,388,922.43 = 41,219,120.84 : x
  2. Step 2: Convert to fraction form
    139,577,465.39/209,388,922.43 = 41,219,120.84/x
  3. Step 3: Cross multiply
    139,577,465.39x = 209,388,922.43 × 41,219,120.84
  4. Step 4: Simplify right side
    139,577,465.39x = 8,630,827,294,946,517
  5. Step 5: Solve for x
    x = 8,630,827,294,946,517/139,577,465.39
  6. Step 6: Final answer
    x = 61,835,392.06

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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.