Home / 959,040,890.40-1,438,561,335.60-959,040,890.40

Finding the Fourth Proportional to 959,040,890.40, 1,438,561,335.60 and 959,040,890.40

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Solution

The fourth proportional to 959,040,890.40, 1,438,561,335.60 and 959,040,890.40 is: 1,438,561,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,040,890.40 : 1,438,561,335.60 = 959,040,890.40 : x
  2. Step 2: Convert to fraction form
    959,040,890.40/1,438,561,335.60 = 959,040,890.40/x
  3. Step 3: Cross multiply
    959,040,890.40x = 1,438,561,335.60 × 959,040,890.40
  4. Step 4: Simplify right side
    959,040,890.40x = 1,379,639,144,188,837,120
  5. Step 5: Solve for x
    x = 1,379,639,144,188,837,120/959,040,890.40
  6. Step 6: Final answer
    x = 1,438,561,335.60

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Double scale
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1.5x scale

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.