Home / 312,987,904.06-469,483,475.68-183,504,712.54

Finding the Fourth Proportional to 312,987,904.06, 469,483,475.68 and 183,504,712.54

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Solution

The fourth proportional to 312,987,904.06, 469,483,475.68 and 183,504,712.54 is: 275,258,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,987,904.06 : 469,483,475.68 = 183,504,712.54 : x
  2. Step 2: Convert to fraction form
    312,987,904.06/469,483,475.68 = 183,504,712.54/x
  3. Step 3: Cross multiply
    312,987,904.06x = 469,483,475.68 × 183,504,712.54
  4. Step 4: Simplify right side
    312,987,904.06x = 86,152,430,246,938,480
  5. Step 5: Solve for x
    x = 86,152,430,246,938,480/312,987,904.06
  6. Step 6: Final answer
    x = 275,258,018.38

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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.