Home / 1,231,508,015.60-1,844,686,612.20-577,017,647.60

Finding the Fourth Proportional to 1,231,508,015.60, 1,844,686,612.20 and 577,017,647.60

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Solution

The fourth proportional to 1,231,508,015.60, 1,844,686,612.20 and 577,017,647.60 is: 864,319,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,508,015.60 : 1,844,686,612.20 = 577,017,647.60 : x
  2. Step 2: Convert to fraction form
    1,231,508,015.60/1,844,686,612.20 = 577,017,647.60/x
  3. Step 3: Cross multiply
    1,231,508,015.60x = 1,844,686,612.20 × 577,017,647.60
  4. Step 4: Simplify right side
    1,231,508,015.60x = 1,064,416,729,530,857,472
  5. Step 5: Solve for x
    x = 1,064,416,729,530,857,472/1,231,508,015.60
  6. Step 6: Final answer
    x = 864,319,773.84

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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.