Home / 945,585,760.60-1,418,378,640.90-332,169,986.35

Finding the Fourth Proportional to 945,585,760.60, 1,418,378,640.90 and 332,169,986.35

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Solution

The fourth proportional to 945,585,760.60, 1,418,378,640.90 and 332,169,986.35 is: 498,254,979.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,585,760.60 : 1,418,378,640.90 = 332,169,986.35 : x
  2. Step 2: Convert to fraction form
    945,585,760.60/1,418,378,640.90 = 332,169,986.35/x
  3. Step 3: Cross multiply
    945,585,760.60x = 1,418,378,640.90 × 332,169,986.35
  4. Step 4: Simplify right side
    945,585,760.60x = 471,142,813,786,884,608
  5. Step 5: Solve for x
    x = 471,142,813,786,884,608/945,585,760.60
  6. Step 6: Final answer
    x = 498,254,979.53

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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.