Home / 455,879,946.24-683,825,172.48-164,769,177.60

Finding the Fourth Proportional to 455,879,946.24, 683,825,172.48 and 164,769,177.60

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Solution

The fourth proportional to 455,879,946.24, 683,825,172.48 and 164,769,177.60 is: 247,155,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,879,946.24 : 683,825,172.48 = 164,769,177.60 : x
  2. Step 2: Convert to fraction form
    455,879,946.24/683,825,172.48 = 164,769,177.60/x
  3. Step 3: Cross multiply
    455,879,946.24x = 683,825,172.48 × 164,769,177.60
  4. Step 4: Simplify right side
    455,879,946.24x = 112,673,311,291,707,744
  5. Step 5: Solve for x
    x = 112,673,311,291,707,744/455,879,946.24
  6. Step 6: Final answer
    x = 247,155,665.04

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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.