Home / 335,931,108.60-503,821,041.30-120,520,356.60

Finding the Fourth Proportional to 335,931,108.60, 503,821,041.30 and 120,520,356.60

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Solution

The fourth proportional to 335,931,108.60, 503,821,041.30 and 120,520,356.60 is: 180,753,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,931,108.60 : 503,821,041.30 = 120,520,356.60 : x
  2. Step 2: Convert to fraction form
    335,931,108.60/503,821,041.30 = 120,520,356.60/x
  3. Step 3: Cross multiply
    335,931,108.60x = 503,821,041.30 × 120,520,356.60
  4. Step 4: Simplify right side
    335,931,108.60x = 60,720,691,560,059,328
  5. Step 5: Solve for x
    x = 60,720,691,560,059,328/335,931,108.60
  6. Step 6: Final answer
    x = 180,753,404.51

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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.