Home / 160,425,929,416.16-221,393,091,936.48-88,170,555,390.80

Finding the Fourth Proportional to 160,425,929,416.16, 221,393,091,936.48 and 88,170,555,390.80

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Solution

The fourth proportional to 160,425,929,416.16, 221,393,091,936.48 and 88,170,555,390.80 is: 121,678,284,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,425,929,416.16 : 221,393,091,936.48 = 88,170,555,390.80 : x
  2. Step 2: Convert to fraction form
    160,425,929,416.16/221,393,091,936.48 = 88,170,555,390.80/x
  3. Step 3: Cross multiply
    160,425,929,416.16x = 221,393,091,936.48 × 88,170,555,390.80
  4. Step 4: Simplify right side
    160,425,929,416.16x = 19,520,351,875,725,889,896,448
  5. Step 5: Solve for x
    x = 19,520,351,875,725,889,896,448/160,425,929,416.16
  6. Step 6: Final answer
    x = 121,678,284,469.14

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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.