Home / 165,365,883.46-248,221,200.55-73,314,266.66

Finding the Fourth Proportional to 165,365,883.46, 248,221,200.55 and 73,314,266.66

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Solution

The fourth proportional to 165,365,883.46, 248,221,200.55 and 73,314,266.66 is: 110,047,821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,365,883.46 : 248,221,200.55 = 73,314,266.66 : x
  2. Step 2: Convert to fraction form
    165,365,883.46/248,221,200.55 = 73,314,266.66/x
  3. Step 3: Cross multiply
    165,365,883.46x = 248,221,200.55 × 73,314,266.66
  4. Step 4: Simplify right side
    165,365,883.46x = 18,198,155,287,788,040
  5. Step 5: Solve for x
    x = 18,198,155,287,788,040/165,365,883.46
  6. Step 6: Final answer
    x = 110,047,821.88

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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.