Home / 668,796,237.23-922,950,221.06-367,394,263.61

Finding the Fourth Proportional to 668,796,237.23, 922,950,221.06 and 367,394,263.61

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Solution

The fourth proportional to 668,796,237.23, 922,950,221.06 and 367,394,263.61 is: 507,010,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,796,237.23 : 922,950,221.06 = 367,394,263.61 : x
  2. Step 2: Convert to fraction form
    668,796,237.23/922,950,221.06 = 367,394,263.61/x
  3. Step 3: Cross multiply
    668,796,237.23x = 922,950,221.06 × 367,394,263.61
  4. Step 4: Simplify right side
    668,796,237.23x = 339,086,616,815,025,408
  5. Step 5: Solve for x
    x = 339,086,616,815,025,408/668,796,237.23
  6. Step 6: Final answer
    x = 507,010,353.74

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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.