Home / 162,778,659.40-244,167,989.10-140,859,670.60

Finding the Fourth Proportional to 162,778,659.40, 244,167,989.10 and 140,859,670.60

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Solution

The fourth proportional to 162,778,659.40, 244,167,989.10 and 140,859,670.60 is: 211,289,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,778,659.40 : 244,167,989.10 = 140,859,670.60 : x
  2. Step 2: Convert to fraction form
    162,778,659.40/244,167,989.10 = 140,859,670.60/x
  3. Step 3: Cross multiply
    162,778,659.40x = 244,167,989.10 × 140,859,670.60
  4. Step 4: Simplify right side
    162,778,659.40x = 34,393,422,515,690,388
  5. Step 5: Solve for x
    x = 34,393,422,515,690,388/162,778,659.40
  6. Step 6: Final answer
    x = 211,289,505.90

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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.