Home / 165,365,881.96-248,221,198.30-73,314,265.16

Finding the Fourth Proportional to 165,365,881.96, 248,221,198.30 and 73,314,265.16

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Solution

The fourth proportional to 165,365,881.96, 248,221,198.30 and 73,314,265.16 is: 110,047,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,365,881.96 : 248,221,198.30 = 73,314,265.16 : x
  2. Step 2: Convert to fraction form
    165,365,881.96/248,221,198.30 = 73,314,265.16/x
  3. Step 3: Cross multiply
    165,365,881.96x = 248,221,198.30 × 73,314,265.16
  4. Step 4: Simplify right side
    165,365,881.96x = 18,198,154,750,499,140
  5. Step 5: Solve for x
    x = 18,198,154,750,499,140/165,365,881.96
  6. Step 6: Final answer
    x = 110,047,819.63

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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.