Home / 2,834,355,383.20-4,251,533,074.80-2,145,607,847.20

Finding the Fourth Proportional to 2,834,355,383.20, 4,251,533,074.80 and 2,145,607,847.20

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Solution

The fourth proportional to 2,834,355,383.20, 4,251,533,074.80 and 2,145,607,847.20 is: 3,218,411,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,355,383.20 : 4,251,533,074.80 = 2,145,607,847.20 : x
  2. Step 2: Convert to fraction form
    2,834,355,383.20/4,251,533,074.80 = 2,145,607,847.20/x
  3. Step 3: Cross multiply
    2,834,355,383.20x = 4,251,533,074.80 × 2,145,607,847.20
  4. Step 4: Simplify right side
    2,834,355,383.20x = 9,122,122,727,921,224,704
  5. Step 5: Solve for x
    x = 9,122,122,727,921,224,704/2,834,355,383.20
  6. Step 6: Final answer
    x = 3,218,411,770.80

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Double scale
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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.