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Finding the Fourth Proportional to 240,598,594.90, 360,975,615.77 and 111,291,028.12

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Solution

The fourth proportional to 240,598,594.90, 360,975,615.77 and 111,291,028.12 is: 166,972,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,598,594.90 : 360,975,615.77 = 111,291,028.12 : x
  2. Step 2: Convert to fraction form
    240,598,594.90/360,975,615.77 = 111,291,028.12/x
  3. Step 3: Cross multiply
    240,598,594.90x = 360,975,615.77 × 111,291,028.12
  4. Step 4: Simplify right side
    240,598,594.90x = 40,173,347,404,736,928
  5. Step 5: Solve for x
    x = 40,173,347,404,736,928/240,598,594.90
  6. Step 6: Final answer
    x = 166,972,493.84

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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.