Home / 177,543,492,561.20-266,315,233,695.16-81,901,213,917.46

Finding the Fourth Proportional to 177,543,492,561.20, 266,315,233,695.16 and 81,901,213,917.46

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Solution

The fourth proportional to 177,543,492,561.20, 266,315,233,695.16 and 81,901,213,917.46 is: 122,851,818,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,543,492,561.20 : 266,315,233,695.16 = 81,901,213,917.46 : x
  2. Step 2: Convert to fraction form
    177,543,492,561.20/266,315,233,695.16 = 81,901,213,917.46/x
  3. Step 3: Cross multiply
    177,543,492,561.20x = 266,315,233,695.16 × 81,901,213,917.46
  4. Step 4: Simplify right side
    177,543,492,561.20x = 21,811,540,924,345,117,310,976
  5. Step 5: Solve for x
    x = 21,811,540,924,345,117,310,976/177,543,492,561.20
  6. Step 6: Final answer
    x = 122,851,818,502.03

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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.