Home / 989,298,646,297.36-1,483,098,074,262.20-343,820,412,081.22

Finding the Fourth Proportional to 989,298,646,297.36, 1,483,098,074,262.20 and 343,820,412,081.22

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Solution

The fourth proportional to 989,298,646,297.36, 1,483,098,074,262.20 and 343,820,412,081.22 is: 515,435,245,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,298,646,297.36 : 1,483,098,074,262.20 = 343,820,412,081.22 : x
  2. Step 2: Convert to fraction form
    989,298,646,297.36/1,483,098,074,262.20 = 343,820,412,081.22/x
  3. Step 3: Cross multiply
    989,298,646,297.36x = 1,483,098,074,262.20 × 343,820,412,081.22
  4. Step 4: Simplify right side
    989,298,646,297.36x = 509,919,391,049,693,387,554,816
  5. Step 5: Solve for x
    x = 509,919,391,049,693,387,554,816/989,298,646,297.36
  6. Step 6: Final answer
    x = 515,435,245,927.17

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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.