Home / 323,176,579.06-445,994,684.67-191,130,767.86

Finding the Fourth Proportional to 323,176,579.06, 445,994,684.67 and 191,130,767.86

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Solution

The fourth proportional to 323,176,579.06, 445,994,684.67 and 191,130,767.86 is: 263,766,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,176,579.06 : 445,994,684.67 = 191,130,767.86 : x
  2. Step 2: Convert to fraction form
    323,176,579.06/445,994,684.67 = 191,130,767.86/x
  3. Step 3: Cross multiply
    323,176,579.06x = 445,994,684.67 × 191,130,767.86
  4. Step 4: Simplify right side
    323,176,579.06x = 85,243,306,542,455,680
  5. Step 5: Solve for x
    x = 85,243,306,542,455,680/323,176,579.06
  6. Step 6: Final answer
    x = 263,766,968.48

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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.