Home / 201,465,445.92-302,259,842.82-103,166,751.69

Finding the Fourth Proportional to 201,465,445.92, 302,259,842.82 and 103,166,751.69

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Solution

The fourth proportional to 201,465,445.92, 302,259,842.82 and 103,166,751.69 is: 154,781,709.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,445.92 : 302,259,842.82 = 103,166,751.69 : x
  2. Step 2: Convert to fraction form
    201,465,445.92/302,259,842.82 = 103,166,751.69/x
  3. Step 3: Cross multiply
    201,465,445.92x = 302,259,842.82 × 103,166,751.69
  4. Step 4: Simplify right side
    201,465,445.92x = 31,183,166,150,069,368
  5. Step 5: Solve for x
    x = 31,183,166,150,069,368/201,465,445.92
  6. Step 6: Final answer
    x = 154,781,709.63

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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.