Home / 142,236,306,512.46-213,367,003,169.10-40,133,795,304.51

Finding the Fourth Proportional to 142,236,306,512.46, 213,367,003,169.10 and 40,133,795,304.51

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Solution

The fourth proportional to 142,236,306,512.46, 213,367,003,169.10 and 40,133,795,304.51 is: 60,204,232,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,236,306,512.46 : 213,367,003,169.10 = 40,133,795,304.51 : x
  2. Step 2: Convert to fraction form
    142,236,306,512.46/213,367,003,169.10 = 40,133,795,304.51/x
  3. Step 3: Cross multiply
    142,236,306,512.46x = 213,367,003,169.10 × 40,133,795,304.51
  4. Step 4: Simplify right side
    142,236,306,512.46x = 8,563,227,629,925,396,643,840
  5. Step 5: Solve for x
    x = 8,563,227,629,925,396,643,840/142,236,306,512.46
  6. Step 6: Final answer
    x = 60,204,232,237.82

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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.