Home / 165,082,509.60-247,623,764.40-149,210,138.40

Finding the Fourth Proportional to 165,082,509.60, 247,623,764.40 and 149,210,138.40

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Solution

The fourth proportional to 165,082,509.60, 247,623,764.40 and 149,210,138.40 is: 223,815,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,082,509.60 : 247,623,764.40 = 149,210,138.40 : x
  2. Step 2: Convert to fraction form
    165,082,509.60/247,623,764.40 = 149,210,138.40/x
  3. Step 3: Cross multiply
    165,082,509.60x = 247,623,764.40 × 149,210,138.40
  4. Step 4: Simplify right side
    165,082,509.60x = 36,947,976,157,252,992
  5. Step 5: Solve for x
    x = 36,947,976,157,252,992/165,082,509.60
  6. Step 6: Final answer
    x = 223,815,207.60

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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.