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Finding the Fourth Proportional to 149,490,216.30, 223,810,171.65 and 149,490,216.30

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Solution

The fourth proportional to 149,490,216.30, 223,810,171.65 and 149,490,216.30 is: 223,810,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,490,216.30 : 223,810,171.65 = 149,490,216.30 : x
  2. Step 2: Convert to fraction form
    149,490,216.30/223,810,171.65 = 149,490,216.30/x
  3. Step 3: Cross multiply
    149,490,216.30x = 223,810,171.65 × 149,490,216.30
  4. Step 4: Simplify right side
    149,490,216.30x = 33,457,430,970,098,632
  5. Step 5: Solve for x
    x = 33,457,430,970,098,632/149,490,216.30
  6. Step 6: Final answer
    x = 223,810,171.65

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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.