Home / 157,464,793.43-236,197,190.14-145,985,667.83

Finding the Fourth Proportional to 157,464,793.43, 236,197,190.14 and 145,985,667.83

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Solution

The fourth proportional to 157,464,793.43, 236,197,190.14 and 145,985,667.83 is: 218,978,501.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,793.43 : 236,197,190.14 = 145,985,667.83 : x
  2. Step 2: Convert to fraction form
    157,464,793.43/236,197,190.14 = 145,985,667.83/x
  3. Step 3: Cross multiply
    157,464,793.43x = 236,197,190.14 × 145,985,667.83
  4. Step 4: Simplify right side
    157,464,793.43x = 34,481,404,540,611,436
  5. Step 5: Solve for x
    x = 34,481,404,540,611,436/157,464,793.43
  6. Step 6: Final answer
    x = 218,978,501.74

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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.