Home / 505,203,008.10-757,804,512.15-341,944,332.90

Finding the Fourth Proportional to 505,203,008.10, 757,804,512.15 and 341,944,332.90

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Solution

The fourth proportional to 505,203,008.10, 757,804,512.15 and 341,944,332.90 is: 512,916,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,203,008.10 : 757,804,512.15 = 341,944,332.90 : x
  2. Step 2: Convert to fraction form
    505,203,008.10/757,804,512.15 = 341,944,332.90/x
  3. Step 3: Cross multiply
    505,203,008.10x = 757,804,512.15 × 341,944,332.90
  4. Step 4: Simplify right side
    505,203,008.10x = 259,126,958,375,741,664
  5. Step 5: Solve for x
    x = 259,126,958,375,741,664/505,203,008.10
  6. Step 6: Final answer
    x = 512,916,499.35

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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.