Home / 695,281,345,956.16-1,043,040,835,558.90-286,644,337,575.20

Finding the Fourth Proportional to 695,281,345,956.16, 1,043,040,835,558.90 and 286,644,337,575.20

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Solution

The fourth proportional to 695,281,345,956.16, 1,043,040,835,558.90 and 286,644,337,575.20 is: 430,015,491,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,281,345,956.16 : 1,043,040,835,558.90 = 286,644,337,575.20 : x
  2. Step 2: Convert to fraction form
    695,281,345,956.16/1,043,040,835,558.90 = 286,644,337,575.20/x
  3. Step 3: Cross multiply
    695,281,345,956.16x = 1,043,040,835,558.90 × 286,644,337,575.20
  4. Step 4: Simplify right side
    695,281,345,956.16x = 298,981,749,372,664,024,137,728
  5. Step 5: Solve for x
    x = 298,981,749,372,664,024,137,728/695,281,345,956.16
  6. Step 6: Final answer
    x = 430,015,491,011.77

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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.