Home / 314,929,230.30-472,393,845.45-277,940,936.70

Finding the Fourth Proportional to 314,929,230.30, 472,393,845.45 and 277,940,936.70

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Solution

The fourth proportional to 314,929,230.30, 472,393,845.45 and 277,940,936.70 is: 416,911,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,230.30 : 472,393,845.45 = 277,940,936.70 : x
  2. Step 2: Convert to fraction form
    314,929,230.30/472,393,845.45 = 277,940,936.70/x
  3. Step 3: Cross multiply
    314,929,230.30x = 472,393,845.45 × 277,940,936.70
  4. Step 4: Simplify right side
    314,929,230.30x = 131,297,587,895,688,032
  5. Step 5: Solve for x
    x = 131,297,587,895,688,032/314,929,230.30
  6. Step 6: Final answer
    x = 416,911,405.05

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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.