Home / 268,330,238.80-370,296,983.53-152,443,093.84

Finding the Fourth Proportional to 268,330,238.80, 370,296,983.53 and 152,443,093.84

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Solution

The fourth proportional to 268,330,238.80, 370,296,983.53 and 152,443,093.84 is: 210,372,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,330,238.80 : 370,296,983.53 = 152,443,093.84 : x
  2. Step 2: Convert to fraction form
    268,330,238.80/370,296,983.53 = 152,443,093.84/x
  3. Step 3: Cross multiply
    268,330,238.80x = 370,296,983.53 × 152,443,093.84
  4. Step 4: Simplify right side
    268,330,238.80x = 56,449,217,806,700,128
  5. Step 5: Solve for x
    x = 56,449,217,806,700,128/268,330,238.80
  6. Step 6: Final answer
    x = 210,372,181.91

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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.