Home / 293,849,197.75-405,499,735.04-159,887,665.37

Finding the Fourth Proportional to 293,849,197.75, 405,499,735.04 and 159,887,665.37

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Solution

The fourth proportional to 293,849,197.75, 405,499,735.04 and 159,887,665.37 is: 220,638,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,849,197.75 : 405,499,735.04 = 159,887,665.37 : x
  2. Step 2: Convert to fraction form
    293,849,197.75/405,499,735.04 = 159,887,665.37/x
  3. Step 3: Cross multiply
    293,849,197.75x = 405,499,735.04 × 159,887,665.37
  4. Step 4: Simplify right side
    293,849,197.75x = 64,834,405,944,127,552
  5. Step 5: Solve for x
    x = 64,834,405,944,127,552/293,849,197.75
  6. Step 6: Final answer
    x = 220,638,362.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.