Home / 361,153,200.60-541,729,800.90-118,824,010.20

Finding the Fourth Proportional to 361,153,200.60, 541,729,800.90 and 118,824,010.20

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Solution

The fourth proportional to 361,153,200.60, 541,729,800.90 and 118,824,010.20 is: 178,236,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,153,200.60 : 541,729,800.90 = 118,824,010.20 : x
  2. Step 2: Convert to fraction form
    361,153,200.60/541,729,800.90 = 118,824,010.20/x
  3. Step 3: Cross multiply
    361,153,200.60x = 541,729,800.90 × 118,824,010.20
  4. Step 4: Simplify right side
    361,153,200.60x = 64,370,507,387,785,568
  5. Step 5: Solve for x
    x = 64,370,507,387,785,568/361,153,200.60
  6. Step 6: Final answer
    x = 178,236,015.30

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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.