Home / 669,325,321.20-1,003,987,981.80-184,650,351.60

Finding the Fourth Proportional to 669,325,321.20, 1,003,987,981.80 and 184,650,351.60

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Solution

The fourth proportional to 669,325,321.20, 1,003,987,981.80 and 184,650,351.60 is: 276,975,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,325,321.20 : 1,003,987,981.80 = 184,650,351.60 : x
  2. Step 2: Convert to fraction form
    669,325,321.20/1,003,987,981.80 = 184,650,351.60/x
  3. Step 3: Cross multiply
    669,325,321.20x = 1,003,987,981.80 × 184,650,351.60
  4. Step 4: Simplify right side
    669,325,321.20x = 185,386,733,841,544,384
  5. Step 5: Solve for x
    x = 185,386,733,841,544,384/669,325,321.20
  6. Step 6: Final answer
    x = 276,975,527.40

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1.5x scale

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.