Home / 237,138,214.40-355,707,321.60-196,827,430.40

Finding the Fourth Proportional to 237,138,214.40, 355,707,321.60 and 196,827,430.40

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Solution

The fourth proportional to 237,138,214.40, 355,707,321.60 and 196,827,430.40 is: 295,241,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,138,214.40 : 355,707,321.60 = 196,827,430.40 : x
  2. Step 2: Convert to fraction form
    237,138,214.40/355,707,321.60 = 196,827,430.40/x
  3. Step 3: Cross multiply
    237,138,214.40x = 355,707,321.60 × 196,827,430.40
  4. Step 4: Simplify right side
    237,138,214.40x = 70,012,958,084,994,424
  5. Step 5: Solve for x
    x = 70,012,958,084,994,424/237,138,214.40
  6. Step 6: Final answer
    x = 295,241,145.60

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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.