Home / 1,409,812,239.60-2,114,483,805.88-427,005,112.24

Finding the Fourth Proportional to 1,409,812,239.60, 2,114,483,805.88 and 427,005,112.24

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Solution

The fourth proportional to 1,409,812,239.60, 2,114,483,805.88 and 427,005,112.24 is: 640,436,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,812,239.60 : 2,114,483,805.88 = 427,005,112.24 : x
  2. Step 2: Convert to fraction form
    1,409,812,239.60/2,114,483,805.88 = 427,005,112.24/x
  3. Step 3: Cross multiply
    1,409,812,239.60x = 2,114,483,805.88 × 427,005,112.24
  4. Step 4: Simplify right side
    1,409,812,239.60x = 902,895,394,859,451,904
  5. Step 5: Solve for x
    x = 902,895,394,859,451,904/1,409,812,239.60
  6. Step 6: Final answer
    x = 640,436,626.59

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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.