Home / 1,584,077,626.20-2,376,116,439.30-419,725,824.60

Finding the Fourth Proportional to 1,584,077,626.20, 2,376,116,439.30 and 419,725,824.60

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Solution

The fourth proportional to 1,584,077,626.20, 2,376,116,439.30 and 419,725,824.60 is: 629,588,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,077,626.20 : 2,376,116,439.30 = 419,725,824.60 : x
  2. Step 2: Convert to fraction form
    1,584,077,626.20/2,376,116,439.30 = 419,725,824.60/x
  3. Step 3: Cross multiply
    1,584,077,626.20x = 2,376,116,439.30 × 419,725,824.60
  4. Step 4: Simplify right side
    1,584,077,626.20x = 997,317,431,830,808,448
  5. Step 5: Solve for x
    x = 997,317,431,830,808,448/1,584,077,626.20
  6. Step 6: Final answer
    x = 629,588,736.90

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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.