Home / 370,035,077.20-555,051,139.44-165,419,662.88

Finding the Fourth Proportional to 370,035,077.20, 555,051,139.44 and 165,419,662.88

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Solution

The fourth proportional to 370,035,077.20, 555,051,139.44 and 165,419,662.88 is: 248,128,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,035,077.20 : 555,051,139.44 = 165,419,662.88 : x
  2. Step 2: Convert to fraction form
    370,035,077.20/555,051,139.44 = 165,419,662.88/x
  3. Step 3: Cross multiply
    370,035,077.20x = 555,051,139.44 × 165,419,662.88
  4. Step 4: Simplify right side
    370,035,077.20x = 91,816,372,367,324,672
  5. Step 5: Solve for x
    x = 91,816,372,367,324,672/370,035,077.20
  6. Step 6: Final answer
    x = 248,128,834.33

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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.