Home / 885,864,201.14-1,222,527,560.54-509,520,185.12

Finding the Fourth Proportional to 885,864,201.14, 1,222,527,560.54 and 509,520,185.12

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Solution

The fourth proportional to 885,864,201.14, 1,222,527,560.54 and 509,520,185.12 is: 703,157,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,864,201.14 : 1,222,527,560.54 = 509,520,185.12 : x
  2. Step 2: Convert to fraction form
    885,864,201.14/1,222,527,560.54 = 509,520,185.12/x
  3. Step 3: Cross multiply
    885,864,201.14x = 1,222,527,560.54 × 509,520,185.12
  4. Step 4: Simplify right side
    885,864,201.14x = 622,902,468,960,642,816
  5. Step 5: Solve for x
    x = 622,902,468,960,642,816/885,864,201.14
  6. Step 6: Final answer
    x = 703,157,965.02

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Double scale
Find fourth proportional to 885,864,202.14, 1,222,527,561.92 and 509,520,186.12
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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.