Home / 302,674,543.80-454,011,815.70-276,846,511.20

Finding the Fourth Proportional to 302,674,543.80, 454,011,815.70 and 276,846,511.20

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Solution

The fourth proportional to 302,674,543.80, 454,011,815.70 and 276,846,511.20 is: 415,269,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,674,543.80 : 454,011,815.70 = 276,846,511.20 : x
  2. Step 2: Convert to fraction form
    302,674,543.80/454,011,815.70 = 276,846,511.20/x
  3. Step 3: Cross multiply
    302,674,543.80x = 454,011,815.70 × 276,846,511.20
  4. Step 4: Simplify right side
    302,674,543.80x = 125,691,587,220,122,384
  5. Step 5: Solve for x
    x = 125,691,587,220,122,384/302,674,543.80
  6. Step 6: Final answer
    x = 415,269,766.80

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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.