Home / 314,929,109.55-472,393,664.33-277,940,815.95

Finding the Fourth Proportional to 314,929,109.55, 472,393,664.33 and 277,940,815.95

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Solution

The fourth proportional to 314,929,109.55, 472,393,664.33 and 277,940,815.95 is: 416,911,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,109.55 : 472,393,664.33 = 277,940,815.95 : x
  2. Step 2: Convert to fraction form
    314,929,109.55/472,393,664.33 = 277,940,815.95/x
  3. Step 3: Cross multiply
    314,929,109.55x = 472,393,664.33 × 277,940,815.95
  4. Step 4: Simplify right side
    314,929,109.55x = 131,297,480,512,100,896
  5. Step 5: Solve for x
    x = 131,297,480,512,100,896/314,929,109.55
  6. Step 6: Final answer
    x = 416,911,223.93

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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.