Home / 160,425,929,416.58-221,393,091,937.10-88,170,555,391.23

Finding the Fourth Proportional to 160,425,929,416.58, 221,393,091,937.10 and 88,170,555,391.23

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Solution

The fourth proportional to 160,425,929,416.58, 221,393,091,937.10 and 88,170,555,391.23 is: 121,678,284,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,425,929,416.58 : 221,393,091,937.10 = 88,170,555,391.23 : x
  2. Step 2: Convert to fraction form
    160,425,929,416.58/221,393,091,937.10 = 88,170,555,391.23/x
  3. Step 3: Cross multiply
    160,425,929,416.58x = 221,393,091,937.10 × 88,170,555,391.23
  4. Step 4: Simplify right side
    160,425,929,416.58x = 19,520,351,875,875,752,378,368
  5. Step 5: Solve for x
    x = 19,520,351,875,875,752,378,368/160,425,929,416.58
  6. Step 6: Final answer
    x = 121,678,284,469.76

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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.