Home / 323,176,578.06-445,994,683.29-191,130,766.86

Finding the Fourth Proportional to 323,176,578.06, 445,994,683.29 and 191,130,766.86

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Solution

The fourth proportional to 323,176,578.06, 445,994,683.29 and 191,130,766.86 is: 263,766,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,176,578.06 : 445,994,683.29 = 191,130,766.86 : x
  2. Step 2: Convert to fraction form
    323,176,578.06/445,994,683.29 = 191,130,766.86/x
  3. Step 3: Cross multiply
    323,176,578.06x = 445,994,683.29 × 191,130,766.86
  4. Step 4: Simplify right side
    323,176,578.06x = 85,243,305,832,700,544
  5. Step 5: Solve for x
    x = 85,243,305,832,700,544/323,176,578.06
  6. Step 6: Final answer
    x = 263,766,967.10

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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.