Home / 147,555,103.20-221,409,253.26-60,180,721.63

Finding the Fourth Proportional to 147,555,103.20, 221,409,253.26 and 60,180,721.63

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Solution

The fourth proportional to 147,555,103.20, 221,409,253.26 and 60,180,721.63 is: 90,302,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,555,103.20 : 221,409,253.26 = 60,180,721.63 : x
  2. Step 2: Convert to fraction form
    147,555,103.20/221,409,253.26 = 60,180,721.63/x
  3. Step 3: Cross multiply
    147,555,103.20x = 221,409,253.26 × 60,180,721.63
  4. Step 4: Simplify right side
    147,555,103.20x = 13,324,568,636,746,230
  5. Step 5: Solve for x
    x = 13,324,568,636,746,230/147,555,103.20
  6. Step 6: Final answer
    x = 90,302,323.32

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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.