Home / 255,272,533.79-352,266,796.13-142,236,185.60

Finding the Fourth Proportional to 255,272,533.79, 352,266,796.13 and 142,236,185.60

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Solution

The fourth proportional to 255,272,533.79, 352,266,796.13 and 142,236,185.60 is: 196,280,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,272,533.79 : 352,266,796.13 = 142,236,185.60 : x
  2. Step 2: Convert to fraction form
    255,272,533.79/352,266,796.13 = 142,236,185.60/x
  3. Step 3: Cross multiply
    255,272,533.79x = 352,266,796.13 × 142,236,185.60
  4. Step 4: Simplify right side
    255,272,533.79x = 50,105,085,392,591,528
  5. Step 5: Solve for x
    x = 50,105,085,392,591,528/255,272,533.79
  6. Step 6: Final answer
    x = 196,280,753.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.