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Finding the Fourth Proportional to 188,388,276.60, 282,595,867.00 and 50,213,159.90

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Solution

The fourth proportional to 188,388,276.60, 282,595,867.00 and 50,213,159.90 is: 75,323,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,388,276.60 : 282,595,867.00 = 50,213,159.90 : x
  2. Step 2: Convert to fraction form
    188,388,276.60/282,595,867.00 = 50,213,159.90/x
  3. Step 3: Cross multiply
    188,388,276.60x = 282,595,867.00 × 50,213,159.90
  4. Step 4: Simplify right side
    188,388,276.60x = 14,190,031,455,211,622
  5. Step 5: Solve for x
    x = 14,190,031,455,211,622/188,388,276.60
  6. Step 6: Final answer
    x = 75,323,325.38

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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.