Home / 165,264,771.89-247,927,424.89-68,167,511.83

Finding the Fourth Proportional to 165,264,771.89, 247,927,424.89 and 68,167,511.83

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Solution

The fourth proportional to 165,264,771.89, 247,927,424.89 and 68,167,511.83 is: 102,263,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,264,771.89 : 247,927,424.89 = 68,167,511.83 : x
  2. Step 2: Convert to fraction form
    165,264,771.89/247,927,424.89 = 68,167,511.83/x
  3. Step 3: Cross multiply
    165,264,771.89x = 247,927,424.89 × 68,167,511.83
  4. Step 4: Simplify right side
    165,264,771.89x = 16,900,595,669,170,510
  5. Step 5: Solve for x
    x = 16,900,595,669,170,510/165,264,771.89
  6. Step 6: Final answer
    x = 102,263,752.13

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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.