Home / 252,668,318.58-378,945,181.60-114,402,649.36

Finding the Fourth Proportional to 252,668,318.58, 378,945,181.60 and 114,402,649.36

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Solution

The fourth proportional to 252,668,318.58, 378,945,181.60 and 114,402,649.36 is: 171,578,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,668,318.58 : 378,945,181.60 = 114,402,649.36 : x
  2. Step 2: Convert to fraction form
    252,668,318.58/378,945,181.60 = 114,402,649.36/x
  3. Step 3: Cross multiply
    252,668,318.58x = 378,945,181.60 × 114,402,649.36
  4. Step 4: Simplify right side
    252,668,318.58x = 43,352,332,737,246,328
  5. Step 5: Solve for x
    x = 43,352,332,737,246,328/252,668,318.58
  6. Step 6: Final answer
    x = 171,578,031.55

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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.