Home / 479,055,442.92-661,096,048.32-259,038,344.04

Finding the Fourth Proportional to 479,055,442.92, 661,096,048.32 and 259,038,344.04

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Solution

The fourth proportional to 479,055,442.92, 661,096,048.32 and 259,038,344.04 is: 357,472,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,055,442.92 : 661,096,048.32 = 259,038,344.04 : x
  2. Step 2: Convert to fraction form
    479,055,442.92/661,096,048.32 = 259,038,344.04/x
  3. Step 3: Cross multiply
    479,055,442.92x = 661,096,048.32 × 259,038,344.04
  4. Step 4: Simplify right side
    479,055,442.92x = 171,249,225,608,200,640
  5. Step 5: Solve for x
    x = 171,249,225,608,200,640/479,055,442.92
  6. Step 6: Final answer
    x = 357,472,664.47

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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.