Home / 606,163,515.60-909,245,273.40-261,789,747.60

Finding the Fourth Proportional to 606,163,515.60, 909,245,273.40 and 261,789,747.60

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Solution

The fourth proportional to 606,163,515.60, 909,245,273.40 and 261,789,747.60 is: 392,684,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,163,515.60 : 909,245,273.40 = 261,789,747.60 : x
  2. Step 2: Convert to fraction form
    606,163,515.60/909,245,273.40 = 261,789,747.60/x
  3. Step 3: Cross multiply
    606,163,515.60x = 909,245,273.40 × 261,789,747.60
  4. Step 4: Simplify right side
    606,163,515.60x = 238,031,090,629,878,976
  5. Step 5: Solve for x
    x = 238,031,090,629,878,976/606,163,515.60
  6. Step 6: Final answer
    x = 392,684,621.40

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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.