Home / 147,622,658.20-221,433,987.30-109,358,906.20

Finding the Fourth Proportional to 147,622,658.20, 221,433,987.30 and 109,358,906.20

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Solution

The fourth proportional to 147,622,658.20, 221,433,987.30 and 109,358,906.20 is: 164,038,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,658.20 : 221,433,987.30 = 109,358,906.20 : x
  2. Step 2: Convert to fraction form
    147,622,658.20/221,433,987.30 = 109,358,906.20/x
  3. Step 3: Cross multiply
    147,622,658.20x = 221,433,987.30 × 109,358,906.20
  4. Step 4: Simplify right side
    147,622,658.20x = 24,215,778,646,632,692
  5. Step 5: Solve for x
    x = 24,215,778,646,632,692/147,622,658.20
  6. Step 6: Final answer
    x = 164,038,359.30

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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.