Home / 265,514,109.20-398,271,163.80-248,507,997.20

Finding the Fourth Proportional to 265,514,109.20, 398,271,163.80 and 248,507,997.20

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Solution

The fourth proportional to 265,514,109.20, 398,271,163.80 and 248,507,997.20 is: 372,761,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,514,109.20 : 398,271,163.80 = 248,507,997.20 : x
  2. Step 2: Convert to fraction form
    265,514,109.20/398,271,163.80 = 248,507,997.20/x
  3. Step 3: Cross multiply
    265,514,109.20x = 398,271,163.80 × 248,507,997.20
  4. Step 4: Simplify right side
    265,514,109.20x = 98,973,569,258,451,136
  5. Step 5: Solve for x
    x = 98,973,569,258,451,136/265,514,109.20
  6. Step 6: Final answer
    x = 372,761,995.80

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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.