Home / 49,328,190,822.65-68,061,236,285.39-27,918,432,257.98

Finding the Fourth Proportional to 49,328,190,822.65, 68,061,236,285.39 and 27,918,432,257.98

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Solution

The fourth proportional to 49,328,190,822.65, 68,061,236,285.39 and 27,918,432,257.98 is: 38,520,833,278.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328,190,822.65 : 68,061,236,285.39 = 27,918,432,257.98 : x
  2. Step 2: Convert to fraction form
    49,328,190,822.65/68,061,236,285.39 = 27,918,432,257.98/x
  3. Step 3: Cross multiply
    49,328,190,822.65x = 68,061,236,285.39 × 27,918,432,257.98
  4. Step 4: Simplify right side
    49,328,190,822.65x = 1,900,163,014,628,031,070,208
  5. Step 5: Solve for x
    x = 1,900,163,014,628,031,070,208/49,328,190,822.65
  6. Step 6: Final answer
    x = 38,520,833,278.88

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1.5x scale

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.