Home / 610,083,230.12-842,320,262.58-468,702,651.56

Finding the Fourth Proportional to 610,083,230.12, 842,320,262.58 and 468,702,651.56

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Solution

The fourth proportional to 610,083,230.12, 842,320,262.58 and 468,702,651.56 is: 647,121,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,083,230.12 : 842,320,262.58 = 468,702,651.56 : x
  2. Step 2: Convert to fraction form
    610,083,230.12/842,320,262.58 = 468,702,651.56/x
  3. Step 3: Cross multiply
    610,083,230.12x = 842,320,262.58 × 468,702,651.56
  4. Step 4: Simplify right side
    610,083,230.12x = 394,797,740,533,961,472
  5. Step 5: Solve for x
    x = 394,797,740,533,961,472/610,083,230.12
  6. Step 6: Final answer
    x = 647,121,115.68

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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.