Home / 203,286,111.84-280,538,987.28-110,472,598.56

Finding the Fourth Proportional to 203,286,111.84, 280,538,987.28 and 110,472,598.56

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Solution

The fourth proportional to 203,286,111.84, 280,538,987.28 and 110,472,598.56 is: 152,454,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,286,111.84 : 280,538,987.28 = 110,472,598.56 : x
  2. Step 2: Convert to fraction form
    203,286,111.84/280,538,987.28 = 110,472,598.56/x
  3. Step 3: Cross multiply
    203,286,111.84x = 280,538,987.28 × 110,472,598.56
  4. Step 4: Simplify right side
    203,286,111.84x = 30,991,870,922,212,384
  5. Step 5: Solve for x
    x = 30,991,870,922,212,384/203,286,111.84
  6. Step 6: Final answer
    x = 152,454,442.86

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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.