Home / 248,204,813.92-342,518,464.38-136,706,037.82

Finding the Fourth Proportional to 248,204,813.92, 342,518,464.38 and 136,706,037.82

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Solution

The fourth proportional to 248,204,813.92, 342,518,464.38 and 136,706,037.82 is: 188,652,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,204,813.92 : 342,518,464.38 = 136,706,037.82 : x
  2. Step 2: Convert to fraction form
    248,204,813.92/342,518,464.38 = 136,706,037.82/x
  3. Step 3: Cross multiply
    248,204,813.92x = 342,518,464.38 × 136,706,037.82
  4. Step 4: Simplify right side
    248,204,813.92x = 46,824,342,145,236,952
  5. Step 5: Solve for x
    x = 46,824,342,145,236,952/248,204,813.92
  6. Step 6: Final answer
    x = 188,652,030.58

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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.