Home / 293,623,806.12-405,202,960.34-159,660,762.41

Finding the Fourth Proportional to 293,623,806.12, 405,202,960.34 and 159,660,762.41

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Solution

The fourth proportional to 293,623,806.12, 405,202,960.34 and 159,660,762.41 is: 220,332,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,623,806.12 : 405,202,960.34 = 159,660,762.41 : x
  2. Step 2: Convert to fraction form
    293,623,806.12/405,202,960.34 = 159,660,762.41/x
  3. Step 3: Cross multiply
    293,623,806.12x = 405,202,960.34 × 159,660,762.41
  4. Step 4: Simplify right side
    293,623,806.12x = 64,695,013,575,849,072
  5. Step 5: Solve for x
    x = 64,695,013,575,849,072/293,623,806.12
  6. Step 6: Final answer
    x = 220,332,998.30

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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.