Home / 147,496,164.20-221,244,246.30-139,937,892.20

Finding the Fourth Proportional to 147,496,164.20, 221,244,246.30 and 139,937,892.20

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Solution

The fourth proportional to 147,496,164.20, 221,244,246.30 and 139,937,892.20 is: 209,906,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,496,164.20 : 221,244,246.30 = 139,937,892.20 : x
  2. Step 2: Convert to fraction form
    147,496,164.20/221,244,246.30 = 139,937,892.20/x
  3. Step 3: Cross multiply
    147,496,164.20x = 221,244,246.30 × 139,937,892.20
  4. Step 4: Simplify right side
    147,496,164.20x = 30,960,453,488,599,648
  5. Step 5: Solve for x
    x = 30,960,453,488,599,648/147,496,164.20
  6. Step 6: Final answer
    x = 209,906,838.30

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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.