Home / 455,879,951.74-683,825,180.73-164,769,183.10

Finding the Fourth Proportional to 455,879,951.74, 683,825,180.73 and 164,769,183.10

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Solution

The fourth proportional to 455,879,951.74, 683,825,180.73 and 164,769,183.10 is: 247,155,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,879,951.74 : 683,825,180.73 = 164,769,183.10 : x
  2. Step 2: Convert to fraction form
    455,879,951.74/683,825,180.73 = 164,769,183.10/x
  3. Step 3: Cross multiply
    455,879,951.74x = 683,825,180.73 × 164,769,183.10
  4. Step 4: Simplify right side
    455,879,951.74x = 112,673,316,412,091,968
  5. Step 5: Solve for x
    x = 112,673,316,412,091,968/455,879,951.74
  6. Step 6: Final answer
    x = 247,155,673.29

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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.