Home / 252,684,138.80-379,309,643.40-195,430,228.40

Finding the Fourth Proportional to 252,684,138.80, 379,309,643.40 and 195,430,228.40

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Solution

The fourth proportional to 252,684,138.80, 379,309,643.40 and 195,430,228.40 is: 293,364,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,684,138.80 : 379,309,643.40 = 195,430,228.40 : x
  2. Step 2: Convert to fraction form
    252,684,138.80/379,309,643.40 = 195,430,228.40/x
  3. Step 3: Cross multiply
    252,684,138.80x = 379,309,643.40 × 195,430,228.40
  4. Step 4: Simplify right side
    252,684,138.80x = 74,128,570,243,984,544
  5. Step 5: Solve for x
    x = 74,128,570,243,984,544/252,684,138.80
  6. Step 6: Final answer
    x = 293,364,556.22

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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.