Home / 181,398,528,821.80-272,097,793,232.70-163,766,591,900.20

Finding the Fourth Proportional to 181,398,528,821.80, 272,097,793,232.70 and 163,766,591,900.20

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Solution

The fourth proportional to 181,398,528,821.80, 272,097,793,232.70 and 163,766,591,900.20 is: 245,649,887,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,398,528,821.80 : 272,097,793,232.70 = 163,766,591,900.20 : x
  2. Step 2: Convert to fraction form
    181,398,528,821.80/272,097,793,232.70 = 163,766,591,900.20/x
  3. Step 3: Cross multiply
    181,398,528,821.80x = 272,097,793,232.70 × 163,766,591,900.20
  4. Step 4: Simplify right side
    181,398,528,821.80x = 44,560,528,261,284,584,488,960
  5. Step 5: Solve for x
    x = 44,560,528,261,284,584,488,960/181,398,528,821.80
  6. Step 6: Final answer
    x = 245,649,887,850.30

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Double scale
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1.5x scale

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.