Home / 74,490,192,529.20-111,735,288,793.80-66,408,888,106.80

Finding the Fourth Proportional to 74,490,192,529.20, 111,735,288,793.80 and 66,408,888,106.80

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Solution

The fourth proportional to 74,490,192,529.20, 111,735,288,793.80 and 66,408,888,106.80 is: 99,613,332,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,490,192,529.20 : 111,735,288,793.80 = 66,408,888,106.80 : x
  2. Step 2: Convert to fraction form
    74,490,192,529.20/111,735,288,793.80 = 66,408,888,106.80/x
  3. Step 3: Cross multiply
    74,490,192,529.20x = 111,735,288,793.80 × 66,408,888,106.80
  4. Step 4: Simplify right side
    74,490,192,529.20x = 7,420,216,291,088,448,618,496
  5. Step 5: Solve for x
    x = 7,420,216,291,088,448,618,496/74,490,192,529.20
  6. Step 6: Final answer
    x = 99,613,332,160.20

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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.