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Finding the Fourth Proportional to 159,452,840.90, 223,385,142.70 and 159,452,840.90

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Solution

The fourth proportional to 159,452,840.90, 223,385,142.70 and 159,452,840.90 is: 223,385,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,452,840.90 : 223,385,142.70 = 159,452,840.90 : x
  2. Step 2: Convert to fraction form
    159,452,840.90/223,385,142.70 = 159,452,840.90/x
  3. Step 3: Cross multiply
    159,452,840.90x = 223,385,142.70 × 159,452,840.90
  4. Step 4: Simplify right side
    159,452,840.90x = 35,619,395,618,366,896
  5. Step 5: Solve for x
    x = 35,619,395,618,366,896/159,452,840.90
  6. Step 6: Final answer
    x = 223,385,142.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.