Home / 45,349,722,408.20-68,024,583,612.30-31,146,217,665.80

Finding the Fourth Proportional to 45,349,722,408.20, 68,024,583,612.30 and 31,146,217,665.80

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Solution

The fourth proportional to 45,349,722,408.20, 68,024,583,612.30 and 31,146,217,665.80 is: 46,719,326,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,722,408.20 : 68,024,583,612.30 = 31,146,217,665.80 : x
  2. Step 2: Convert to fraction form
    45,349,722,408.20/68,024,583,612.30 = 31,146,217,665.80/x
  3. Step 3: Cross multiply
    45,349,722,408.20x = 68,024,583,612.30 × 31,146,217,665.80
  4. Step 4: Simplify right side
    45,349,722,408.20x = 2,118,708,487,814,107,365,376
  5. Step 5: Solve for x
    x = 2,118,708,487,814,107,365,376/45,349,722,408.20
  6. Step 6: Final answer
    x = 46,719,326,498.70

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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.