Home / 165,456,138.40-248,184,207.60-44,287,590.40

Finding the Fourth Proportional to 165,456,138.40, 248,184,207.60 and 44,287,590.40

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Solution

The fourth proportional to 165,456,138.40, 248,184,207.60 and 44,287,590.40 is: 66,431,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,456,138.40 : 248,184,207.60 = 44,287,590.40 : x
  2. Step 2: Convert to fraction form
    165,456,138.40/248,184,207.60 = 44,287,590.40/x
  3. Step 3: Cross multiply
    165,456,138.40x = 248,184,207.60 × 44,287,590.40
  4. Step 4: Simplify right side
    165,456,138.40x = 10,991,480,529,937,366
  5. Step 5: Solve for x
    x = 10,991,480,529,937,366/165,456,138.40
  6. Step 6: Final answer
    x = 66,431,385.60

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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.