Home / 955,889,135.40-1,433,833,703.10-659,982,786.60

Finding the Fourth Proportional to 955,889,135.40, 1,433,833,703.10 and 659,982,786.60

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Solution

The fourth proportional to 955,889,135.40, 1,433,833,703.10 and 659,982,786.60 is: 989,974,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,889,135.40 : 1,433,833,703.10 = 659,982,786.60 : x
  2. Step 2: Convert to fraction form
    955,889,135.40/1,433,833,703.10 = 659,982,786.60/x
  3. Step 3: Cross multiply
    955,889,135.40x = 1,433,833,703.10 × 659,982,786.60
  4. Step 4: Simplify right side
    955,889,135.40x = 946,305,562,892,935,040
  5. Step 5: Solve for x
    x = 946,305,562,892,935,040/955,889,135.40
  6. Step 6: Final answer
    x = 989,974,179.90

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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.