Home / 86,076,213.72-129,037,874.88-33,541,721.64

Finding the Fourth Proportional to 86,076,213.72, 129,037,874.88 and 33,541,721.64

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Solution

The fourth proportional to 86,076,213.72, 129,037,874.88 and 33,541,721.64 is: 50,282,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076,213.72 : 129,037,874.88 = 33,541,721.64 : x
  2. Step 2: Convert to fraction form
    86,076,213.72/129,037,874.88 = 33,541,721.64/x
  3. Step 3: Cross multiply
    86,076,213.72x = 129,037,874.88 × 33,541,721.64
  4. Step 4: Simplify right side
    86,076,213.72x = 4,328,152,480,242,108.50
  5. Step 5: Solve for x
    x = 4,328,152,480,242,108.50/86,076,213.72
  6. Step 6: Final answer
    x = 50,282,793.51

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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.