Home / 957,918,004.20-1,434,189,620.70-931,044,148.20

Finding the Fourth Proportional to 957,918,004.20, 1,434,189,620.70 and 931,044,148.20

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Solution

The fourth proportional to 957,918,004.20, 1,434,189,620.70 and 931,044,148.20 is: 1,393,954,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,918,004.20 : 1,434,189,620.70 = 931,044,148.20 : x
  2. Step 2: Convert to fraction form
    957,918,004.20/1,434,189,620.70 = 931,044,148.20/x
  3. Step 3: Cross multiply
    957,918,004.20x = 1,434,189,620.70 × 931,044,148.20
  4. Step 4: Simplify right side
    957,918,004.20x = 1,335,293,853,761,912,576
  5. Step 5: Solve for x
    x = 1,335,293,853,761,912,576/957,918,004.20
  6. Step 6: Final answer
    x = 1,393,954,229.81

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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.