Home / 266,052,002.40-399,078,003.60-150,992,085.60

Finding the Fourth Proportional to 266,052,002.40, 399,078,003.60 and 150,992,085.60

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Solution

The fourth proportional to 266,052,002.40, 399,078,003.60 and 150,992,085.60 is: 226,488,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,052,002.40 : 399,078,003.60 = 150,992,085.60 : x
  2. Step 2: Convert to fraction form
    266,052,002.40/399,078,003.60 = 150,992,085.60/x
  3. Step 3: Cross multiply
    266,052,002.40x = 399,078,003.60 × 150,992,085.60
  4. Step 4: Simplify right side
    266,052,002.40x = 60,257,620,080,648,312
  5. Step 5: Solve for x
    x = 60,257,620,080,648,312/266,052,002.40
  6. Step 6: Final answer
    x = 226,488,128.40

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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.