Home / 160,425,929,460.31-221,393,091,997.41-88,170,555,434.98

Finding the Fourth Proportional to 160,425,929,460.31, 221,393,091,997.41 and 88,170,555,434.98

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Solution

The fourth proportional to 160,425,929,460.31, 221,393,091,997.41 and 88,170,555,434.98 is: 121,678,284,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,425,929,460.31 : 221,393,091,997.41 = 88,170,555,434.98 : x
  2. Step 2: Convert to fraction form
    160,425,929,460.31/221,393,091,997.41 = 88,170,555,434.98/x
  3. Step 3: Cross multiply
    160,425,929,460.31x = 221,393,091,997.41 × 88,170,555,434.98
  4. Step 4: Simplify right side
    160,425,929,460.31x = 19,520,351,890,879,264,325,632
  5. Step 5: Solve for x
    x = 19,520,351,890,879,264,325,632/160,425,929,460.31
  6. Step 6: Final answer
    x = 121,678,284,530.11

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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.