Home / 450,818,874.20-676,218,684-123,294,388.52

Finding the Fourth Proportional to 450,818,874.20, 676,218,684 and 123,294,388.52

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Solution

The fourth proportional to 450,818,874.20, 676,218,684 and 123,294,388.52 is: 184,938,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,818,874.20 : 676,218,684 = 123,294,388.52 : x
  2. Step 2: Convert to fraction form
    450,818,874.20/676,218,684 = 123,294,388.52/x
  3. Step 3: Cross multiply
    450,818,874.20x = 676,218,684 × 123,294,388.52
  4. Step 4: Simplify right side
    450,818,874.20x = 83,373,969,149,579,104
  5. Step 5: Solve for x
    x = 83,373,969,149,579,104/450,818,874.20
  6. Step 6: Final answer
    x = 184,938,949.81

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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.