Home / 185,854,416.57-256,741,366.91-148,929,983.37

Finding the Fourth Proportional to 185,854,416.57, 256,741,366.91 and 148,929,983.37

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Solution

The fourth proportional to 185,854,416.57, 256,741,366.91 and 148,929,983.37 is: 205,733,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,854,416.57 : 256,741,366.91 = 148,929,983.37 : x
  2. Step 2: Convert to fraction form
    185,854,416.57/256,741,366.91 = 148,929,983.37/x
  3. Step 3: Cross multiply
    185,854,416.57x = 256,741,366.91 × 148,929,983.37
  4. Step 4: Simplify right side
    185,854,416.57x = 38,236,487,503,552,720
  5. Step 5: Solve for x
    x = 38,236,487,503,552,720/185,854,416.57
  6. Step 6: Final answer
    x = 205,733,542.46

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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.