Home / 262,892,489.40-360,891,874.89-225,658,127.52

Finding the Fourth Proportional to 262,892,489.40, 360,891,874.89 and 225,658,127.52

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Solution

The fourth proportional to 262,892,489.40, 360,891,874.89 and 225,658,127.52 is: 309,777,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,892,489.40 : 360,891,874.89 = 225,658,127.52 : x
  2. Step 2: Convert to fraction form
    262,892,489.40/360,891,874.89 = 225,658,127.52/x
  3. Step 3: Cross multiply
    262,892,489.40x = 360,891,874.89 × 225,658,127.52
  4. Step 4: Simplify right side
    262,892,489.40x = 81,438,184,724,859,504
  5. Step 5: Solve for x
    x = 81,438,184,724,859,504/262,892,489.40
  6. Step 6: Final answer
    x = 309,777,525.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.