Home / 168,146,708.82-232,058,430.27-105,432,734.22

Finding the Fourth Proportional to 168,146,708.82, 232,058,430.27 and 105,432,734.22

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Solution

The fourth proportional to 168,146,708.82, 232,058,430.27 and 105,432,734.22 is: 145,507,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,146,708.82 : 232,058,430.27 = 105,432,734.22 : x
  2. Step 2: Convert to fraction form
    168,146,708.82/232,058,430.27 = 105,432,734.22/x
  3. Step 3: Cross multiply
    168,146,708.82x = 232,058,430.27 × 105,432,734.22
  4. Step 4: Simplify right side
    168,146,708.82x = 24,466,554,802,167,312
  5. Step 5: Solve for x
    x = 24,466,554,802,167,312/168,146,708.82
  6. Step 6: Final answer
    x = 145,507,188.18

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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.