Home / 250,756,537.92-376,193,126.88-78,224,049.60

Finding the Fourth Proportional to 250,756,537.92, 376,193,126.88 and 78,224,049.60

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Solution

The fourth proportional to 250,756,537.92, 376,193,126.88 and 78,224,049.60 is: 117,354,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,756,537.92 : 376,193,126.88 = 78,224,049.60 : x
  2. Step 2: Convert to fraction form
    250,756,537.92/376,193,126.88 = 78,224,049.60/x
  3. Step 3: Cross multiply
    250,756,537.92x = 376,193,126.88 × 78,224,049.60
  4. Step 4: Simplify right side
    250,756,537.92x = 29,427,349,816,240,212
  5. Step 5: Solve for x
    x = 29,427,349,816,240,212/250,756,537.92
  6. Step 6: Final answer
    x = 117,354,267.45

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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.