Home / 257,500,849.33-355,360,516.91-147,513,819.97

Finding the Fourth Proportional to 257,500,849.33, 355,360,516.91 and 147,513,819.97

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Solution

The fourth proportional to 257,500,849.33, 355,360,516.91 and 147,513,819.97 is: 203,574,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,500,849.33 : 355,360,516.91 = 147,513,819.97 : x
  2. Step 2: Convert to fraction form
    257,500,849.33/355,360,516.91 = 147,513,819.97/x
  3. Step 3: Cross multiply
    257,500,849.33x = 355,360,516.91 × 147,513,819.97
  4. Step 4: Simplify right side
    257,500,849.33x = 52,420,587,315,907,888
  5. Step 5: Solve for x
    x = 52,420,587,315,907,888/257,500,849.33
  6. Step 6: Final answer
    x = 203,574,424.91

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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.