Home / 720,837,340.48-1,081,257,782.60-203,270,493.52

Finding the Fourth Proportional to 720,837,340.48, 1,081,257,782.60 and 203,270,493.52

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Solution

The fourth proportional to 720,837,340.48, 1,081,257,782.60 and 203,270,493.52 is: 304,906,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,837,340.48 : 1,081,257,782.60 = 203,270,493.52 : x
  2. Step 2: Convert to fraction form
    720,837,340.48/1,081,257,782.60 = 203,270,493.52/x
  3. Step 3: Cross multiply
    720,837,340.48x = 1,081,257,782.60 × 203,270,493.52
  4. Step 4: Simplify right side
    720,837,340.48x = 219,787,803,091,442,848
  5. Step 5: Solve for x
    x = 219,787,803,091,442,848/720,837,340.48
  6. Step 6: Final answer
    x = 304,906,239.94

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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.