Home / 959,365,418.80-1,439,048,128.20-959,365,418.80

Finding the Fourth Proportional to 959,365,418.80, 1,439,048,128.20 and 959,365,418.80

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Solution

The fourth proportional to 959,365,418.80, 1,439,048,128.20 and 959,365,418.80 is: 1,439,048,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,365,418.80 : 1,439,048,128.20 = 959,365,418.80 : x
  2. Step 2: Convert to fraction form
    959,365,418.80/1,439,048,128.20 = 959,365,418.80/x
  3. Step 3: Cross multiply
    959,365,418.80x = 1,439,048,128.20 × 959,365,418.80
  4. Step 4: Simplify right side
    959,365,418.80x = 1,380,573,010,183,949,056
  5. Step 5: Solve for x
    x = 1,380,573,010,183,949,056/959,365,418.80
  6. Step 6: Final answer
    x = 1,439,048,128.20

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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.