Home / 151,032,190.40-226,548,285.60-126,798,480.80

Finding the Fourth Proportional to 151,032,190.40, 226,548,285.60 and 126,798,480.80

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Solution

The fourth proportional to 151,032,190.40, 226,548,285.60 and 126,798,480.80 is: 190,197,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,032,190.40 : 226,548,285.60 = 126,798,480.80 : x
  2. Step 2: Convert to fraction form
    151,032,190.40/226,548,285.60 = 126,798,480.80/x
  3. Step 3: Cross multiply
    151,032,190.40x = 226,548,285.60 × 126,798,480.80
  4. Step 4: Simplify right side
    151,032,190.40x = 28,725,978,441,924,516
  5. Step 5: Solve for x
    x = 28,725,978,441,924,516/151,032,190.40
  6. Step 6: Final answer
    x = 190,197,721.20

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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.