Home / 839,837,615.20-1,259,756,422.80-226,483,842.40

Finding the Fourth Proportional to 839,837,615.20, 1,259,756,422.80 and 226,483,842.40

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Solution

The fourth proportional to 839,837,615.20, 1,259,756,422.80 and 226,483,842.40 is: 339,725,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,837,615.20 : 1,259,756,422.80 = 226,483,842.40 : x
  2. Step 2: Convert to fraction form
    839,837,615.20/1,259,756,422.80 = 226,483,842.40/x
  3. Step 3: Cross multiply
    839,837,615.20x = 1,259,756,422.80 × 226,483,842.40
  4. Step 4: Simplify right side
    839,837,615.20x = 285,314,475,123,822,976
  5. Step 5: Solve for x
    x = 285,314,475,123,822,976/839,837,615.20
  6. Step 6: Final answer
    x = 339,725,763.60

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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.