Home / 668,796,235.23-922,950,218.30-367,394,261.61

Finding the Fourth Proportional to 668,796,235.23, 922,950,218.30 and 367,394,261.61

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Solution

The fourth proportional to 668,796,235.23, 922,950,218.30 and 367,394,261.61 is: 507,010,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,796,235.23 : 922,950,218.30 = 367,394,261.61 : x
  2. Step 2: Convert to fraction form
    668,796,235.23/922,950,218.30 = 367,394,261.61/x
  3. Step 3: Cross multiply
    668,796,235.23x = 922,950,218.30 × 367,394,261.61
  4. Step 4: Simplify right side
    668,796,235.23x = 339,086,613,955,116,800
  5. Step 5: Solve for x
    x = 339,086,613,955,116,800/668,796,235.23
  6. Step 6: Final answer
    x = 507,010,350.98

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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.