Home / 30,288,785,208.68-45,434,103,392.28-10,391,393,525.56

Finding the Fourth Proportional to 30,288,785,208.68, 45,434,103,392.28 and 10,391,393,525.56

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Solution

The fourth proportional to 30,288,785,208.68, 45,434,103,392.28 and 10,391,393,525.56 is: 15,587,407,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288,785,208.68 : 45,434,103,392.28 = 10,391,393,525.56 : x
  2. Step 2: Convert to fraction form
    30,288,785,208.68/45,434,103,392.28 = 10,391,393,525.56/x
  3. Step 3: Cross multiply
    30,288,785,208.68x = 45,434,103,392.28 × 10,391,393,525.56
  4. Step 4: Simplify right side
    30,288,785,208.68x = 472,123,647,830,162,014,208
  5. Step 5: Solve for x
    x = 472,123,647,830,162,014,208/30,288,785,208.68
  6. Step 6: Final answer
    x = 15,587,407,833.54

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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.