Home / 147,555,101.70-221,409,251.01-60,180,720.13

Finding the Fourth Proportional to 147,555,101.70, 221,409,251.01 and 60,180,720.13

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Solution

The fourth proportional to 147,555,101.70, 221,409,251.01 and 60,180,720.13 is: 90,302,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,555,101.70 : 221,409,251.01 = 60,180,720.13 : x
  2. Step 2: Convert to fraction form
    147,555,101.70/221,409,251.01 = 60,180,720.13/x
  3. Step 3: Cross multiply
    147,555,101.70x = 221,409,251.01 × 60,180,720.13
  4. Step 4: Simplify right side
    147,555,101.70x = 13,324,568,169,225,730
  5. Step 5: Solve for x
    x = 13,324,568,169,225,730/147,555,101.70
  6. Step 6: Final answer
    x = 90,302,321.07

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1.5x scale

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.