Home / 395,464,337.37-592,781,261.72-133,057,794.15

Finding the Fourth Proportional to 395,464,337.37, 592,781,261.72 and 133,057,794.15

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Solution

The fourth proportional to 395,464,337.37, 592,781,261.72 and 133,057,794.15 is: 199,446,978.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,464,337.37 : 592,781,261.72 = 133,057,794.15 : x
  2. Step 2: Convert to fraction form
    395,464,337.37/592,781,261.72 = 133,057,794.15/x
  3. Step 3: Cross multiply
    395,464,337.37x = 592,781,261.72 × 133,057,794.15
  4. Step 4: Simplify right side
    395,464,337.37x = 78,874,167,097,251,760
  5. Step 5: Solve for x
    x = 78,874,167,097,251,760/395,464,337.37
  6. Step 6: Final answer
    x = 199,446,978.26

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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.