Home / 458,550,735.49-632,783,391.54-280,232,949.65

Finding the Fourth Proportional to 458,550,735.49, 632,783,391.54 and 280,232,949.65

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Solution

The fourth proportional to 458,550,735.49, 632,783,391.54 and 280,232,949.65 is: 386,711,311.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,550,735.49 : 632,783,391.54 = 280,232,949.65 : x
  2. Step 2: Convert to fraction form
    458,550,735.49/632,783,391.54 = 280,232,949.65/x
  3. Step 3: Cross multiply
    458,550,735.49x = 632,783,391.54 × 280,232,949.65
  4. Step 4: Simplify right side
    458,550,735.49x = 177,326,756,296,570,240
  5. Step 5: Solve for x
    x = 177,326,756,296,570,240/458,550,735.49
  6. Step 6: Final answer
    x = 386,711,311.47

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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.