Home / 20,412,442,852.80-30,618,664,279.20-14,833,587,811.20

Finding the Fourth Proportional to 20,412,442,852.80, 30,618,664,279.20 and 14,833,587,811.20

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Solution

The fourth proportional to 20,412,442,852.80, 30,618,664,279.20 and 14,833,587,811.20 is: 22,250,381,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,442,852.80 : 30,618,664,279.20 = 14,833,587,811.20 : x
  2. Step 2: Convert to fraction form
    20,412,442,852.80/30,618,664,279.20 = 14,833,587,811.20/x
  3. Step 3: Cross multiply
    20,412,442,852.80x = 30,618,664,279.20 × 14,833,587,811.20
  4. Step 4: Simplify right side
    20,412,442,852.80x = 454,184,645,247,165,988,864
  5. Step 5: Solve for x
    x = 454,184,645,247,165,988,864/20,412,442,852.80
  6. Step 6: Final answer
    x = 22,250,381,716.80

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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.