Home / 277,449,357.15-382,879,979.55-165,940,196.01

Finding the Fourth Proportional to 277,449,357.15, 382,879,979.55 and 165,940,196.01

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Solution

The fourth proportional to 277,449,357.15, 382,879,979.55 and 165,940,196.01 is: 228,997,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,449,357.15 : 382,879,979.55 = 165,940,196.01 : x
  2. Step 2: Convert to fraction form
    277,449,357.15/382,879,979.55 = 165,940,196.01/x
  3. Step 3: Cross multiply
    277,449,357.15x = 382,879,979.55 × 165,940,196.01
  4. Step 4: Simplify right side
    277,449,357.15x = 63,535,178,854,831,792
  5. Step 5: Solve for x
    x = 63,535,178,854,831,792/277,449,357.15
  6. Step 6: Final answer
    x = 228,997,390.76

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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.