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Finding the Fourth Proportional to 295,488,309.70, 443,232,464.55 and 80,077,557.70

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Solution

The fourth proportional to 295,488,309.70, 443,232,464.55 and 80,077,557.70 is: 120,116,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,309.70 : 443,232,464.55 = 80,077,557.70 : x
  2. Step 2: Convert to fraction form
    295,488,309.70/443,232,464.55 = 80,077,557.70/x
  3. Step 3: Cross multiply
    295,488,309.70x = 443,232,464.55 × 80,077,557.70
  4. Step 4: Simplify right side
    295,488,309.70x = 35,492,973,254,515,832
  5. Step 5: Solve for x
    x = 35,492,973,254,515,832/295,488,309.70
  6. Step 6: Final answer
    x = 120,116,336.55

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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.