Home / 314,752,903.05-434,351,335.68-173,621,033.37

Finding the Fourth Proportional to 314,752,903.05, 434,351,335.68 and 173,621,033.37

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Solution

The fourth proportional to 314,752,903.05, 434,351,335.68 and 173,621,033.37 is: 239,592,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,752,903.05 : 434,351,335.68 = 173,621,033.37 : x
  2. Step 2: Convert to fraction form
    314,752,903.05/434,351,335.68 = 173,621,033.37/x
  3. Step 3: Cross multiply
    314,752,903.05x = 434,351,335.68 × 173,621,033.37
  4. Step 4: Simplify right side
    314,752,903.05x = 75,412,527,746,401,360
  5. Step 5: Solve for x
    x = 75,412,527,746,401,360/314,752,903.05
  6. Step 6: Final answer
    x = 239,592,794.91

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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.