Home / 302,546,269.80-453,819,404.70-276,718,237.20

Finding the Fourth Proportional to 302,546,269.80, 453,819,404.70 and 276,718,237.20

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Solution

The fourth proportional to 302,546,269.80, 453,819,404.70 and 276,718,237.20 is: 415,077,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,546,269.80 : 453,819,404.70 = 276,718,237.20 : x
  2. Step 2: Convert to fraction form
    302,546,269.80/453,819,404.70 = 276,718,237.20/x
  3. Step 3: Cross multiply
    302,546,269.80x = 453,819,404.70 × 276,718,237.20
  4. Step 4: Simplify right side
    302,546,269.80x = 125,580,105,675,737,392
  5. Step 5: Solve for x
    x = 125,580,105,675,737,392/302,546,269.80
  6. Step 6: Final answer
    x = 415,077,355.80

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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.