Home / 248,247,239.92-342,581,189.75-143,885,845.55

Finding the Fourth Proportional to 248,247,239.92, 342,581,189.75 and 143,885,845.55

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Solution

The fourth proportional to 248,247,239.92, 342,581,189.75 and 143,885,845.55 is: 198,562,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,247,239.92 : 342,581,189.75 = 143,885,845.55 : x
  2. Step 2: Convert to fraction form
    248,247,239.92/342,581,189.75 = 143,885,845.55/x
  3. Step 3: Cross multiply
    248,247,239.92x = 342,581,189.75 × 143,885,845.55
  4. Step 4: Simplify right side
    248,247,239.92x = 49,292,584,156,703,744
  5. Step 5: Solve for x
    x = 49,292,584,156,703,744/248,247,239.92
  6. Step 6: Final answer
    x = 198,562,466.08

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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.