Home / 843,743,995.06-1,265,644,695.34-400,858,105.08

Finding the Fourth Proportional to 843,743,995.06, 1,265,644,695.34 and 400,858,105.08

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Solution

The fourth proportional to 843,743,995.06, 1,265,644,695.34 and 400,858,105.08 is: 601,300,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,743,995.06 : 1,265,644,695.34 = 400,858,105.08 : x
  2. Step 2: Convert to fraction form
    843,743,995.06/1,265,644,695.34 = 400,858,105.08/x
  3. Step 3: Cross multiply
    843,743,995.06x = 1,265,644,695.34 × 400,858,105.08
  4. Step 4: Simplify right side
    843,743,995.06x = 507,343,934,278,546,240
  5. Step 5: Solve for x
    x = 507,343,934,278,546,240/843,743,995.06
  6. Step 6: Final answer
    x = 601,300,794.14

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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.