Home / 200,709,749.20-301,064,623.80-193,056,998.80

Finding the Fourth Proportional to 200,709,749.20, 301,064,623.80 and 193,056,998.80

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Solution

The fourth proportional to 200,709,749.20, 301,064,623.80 and 193,056,998.80 is: 289,585,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,709,749.20 : 301,064,623.80 = 193,056,998.80 : x
  2. Step 2: Convert to fraction form
    200,709,749.20/301,064,623.80 = 193,056,998.80/x
  3. Step 3: Cross multiply
    200,709,749.20x = 301,064,623.80 × 193,056,998.80
  4. Step 4: Simplify right side
    200,709,749.20x = 58,122,632,715,679,056
  5. Step 5: Solve for x
    x = 58,122,632,715,679,056/200,709,749.20
  6. Step 6: Final answer
    x = 289,585,498.20

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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.