Home / 800,494,146.24-1,104,621,607.20-487,193,733.51

Finding the Fourth Proportional to 800,494,146.24, 1,104,621,607.20 and 487,193,733.51

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Solution

The fourth proportional to 800,494,146.24, 1,104,621,607.20 and 487,193,733.51 is: 672,290,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,494,146.24 : 1,104,621,607.20 = 487,193,733.51 : x
  2. Step 2: Convert to fraction form
    800,494,146.24/1,104,621,607.20 = 487,193,733.51/x
  3. Step 3: Cross multiply
    800,494,146.24x = 1,104,621,607.20 × 487,193,733.51
  4. Step 4: Simplify right side
    800,494,146.24x = 538,164,724,930,645,376
  5. Step 5: Solve for x
    x = 538,164,724,930,645,376/800,494,146.24
  6. Step 6: Final answer
    x = 672,290,643.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.