Home / 248,247,240.42-342,581,190.44-143,885,846.04

Finding the Fourth Proportional to 248,247,240.42, 342,581,190.44 and 143,885,846.04

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Solution

The fourth proportional to 248,247,240.42, 342,581,190.44 and 143,885,846.04 is: 198,562,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,247,240.42 : 342,581,190.44 = 143,885,846.04 : x
  2. Step 2: Convert to fraction form
    248,247,240.42/342,581,190.44 = 143,885,846.04/x
  3. Step 3: Cross multiply
    248,247,240.42x = 342,581,190.44 × 143,885,846.04
  4. Step 4: Simplify right side
    248,247,240.42x = 49,292,584,423,849,760
  5. Step 5: Solve for x
    x = 49,292,584,423,849,760/248,247,240.42
  6. Step 6: Final answer
    x = 198,562,466.76

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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.