Home / 1,035,879,425.60-1,553,819,138.40-269,974,529.60

Finding the Fourth Proportional to 1,035,879,425.60, 1,553,819,138.40 and 269,974,529.60

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Solution

The fourth proportional to 1,035,879,425.60, 1,553,819,138.40 and 269,974,529.60 is: 404,961,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,879,425.60 : 1,553,819,138.40 = 269,974,529.60 : x
  2. Step 2: Convert to fraction form
    1,035,879,425.60/1,553,819,138.40 = 269,974,529.60/x
  3. Step 3: Cross multiply
    1,035,879,425.60x = 1,553,819,138.40 × 269,974,529.60
  4. Step 4: Simplify right side
    1,035,879,425.60x = 419,491,590,973,017,344
  5. Step 5: Solve for x
    x = 419,491,590,973,017,344/1,035,879,425.60
  6. Step 6: Final answer
    x = 404,961,794.40

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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.