Home / 293,849,194.80-405,499,730.97-159,887,662.43

Finding the Fourth Proportional to 293,849,194.80, 405,499,730.97 and 159,887,662.43

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Solution

The fourth proportional to 293,849,194.80, 405,499,730.97 and 159,887,662.43 is: 220,638,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,849,194.80 : 405,499,730.97 = 159,887,662.43 : x
  2. Step 2: Convert to fraction form
    293,849,194.80/405,499,730.97 = 159,887,662.43/x
  3. Step 3: Cross multiply
    293,849,194.80x = 405,499,730.97 × 159,887,662.43
  4. Step 4: Simplify right side
    293,849,194.80x = 64,834,404,098,759,688
  5. Step 5: Solve for x
    x = 64,834,404,098,759,688/293,849,194.80
  6. Step 6: Final answer
    x = 220,638,358.88

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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.