Home / 989,298,646,295.25-1,483,098,074,259.10-343,820,412,079.07

Finding the Fourth Proportional to 989,298,646,295.25, 1,483,098,074,259.10 and 343,820,412,079.07

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Solution

The fourth proportional to 989,298,646,295.25, 1,483,098,074,259.10 and 343,820,412,079.07 is: 515,435,245,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,298,646,295.25 : 1,483,098,074,259.10 = 343,820,412,079.07 : x
  2. Step 2: Convert to fraction form
    989,298,646,295.25/1,483,098,074,259.10 = 343,820,412,079.07/x
  3. Step 3: Cross multiply
    989,298,646,295.25x = 1,483,098,074,259.10 × 343,820,412,079.07
  4. Step 4: Simplify right side
    989,298,646,295.25x = 509,919,391,045,438,954,012,672
  5. Step 5: Solve for x
    x = 509,919,391,045,438,954,012,672/989,298,646,295.25
  6. Step 6: Final answer
    x = 515,435,245,923.97

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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.