Home / 201,590,469.11-302,503,063.56-84,998,513.85

Finding the Fourth Proportional to 201,590,469.11, 302,503,063.56 and 84,998,513.85

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Solution

The fourth proportional to 201,590,469.11, 302,503,063.56 and 84,998,513.85 is: 127,547,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,590,469.11 : 302,503,063.56 = 84,998,513.85 : x
  2. Step 2: Convert to fraction form
    201,590,469.11/302,503,063.56 = 84,998,513.85/x
  3. Step 3: Cross multiply
    201,590,469.11x = 302,503,063.56 × 84,998,513.85
  4. Step 4: Simplify right side
    201,590,469.11x = 25,712,310,837,247,096
  5. Step 5: Solve for x
    x = 25,712,310,837,247,096/201,590,469.11
  6. Step 6: Final answer
    x = 127,547,254.35

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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.