Home / 86,363,095.35-119,180,898.78-49,193,361.54

Finding the Fourth Proportional to 86,363,095.35, 119,180,898.78 and 49,193,361.54

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Solution

The fourth proportional to 86,363,095.35, 119,180,898.78 and 49,193,361.54 is: 67,886,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,363,095.35 : 119,180,898.78 = 49,193,361.54 : x
  2. Step 2: Convert to fraction form
    86,363,095.35/119,180,898.78 = 49,193,361.54/x
  3. Step 3: Cross multiply
    86,363,095.35x = 119,180,898.78 × 49,193,361.54
  4. Step 4: Simplify right side
    86,363,095.35x = 5,862,909,042,346,685
  5. Step 5: Solve for x
    x = 5,862,909,042,346,685/86,363,095.35
  6. Step 6: Final answer
    x = 67,886,740.49

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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.