Home / 7,222,443,067.80-10,833,664,601.70-6,464,820,778.20

Finding the Fourth Proportional to 7,222,443,067.80, 10,833,664,601.70 and 6,464,820,778.20

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Solution

The fourth proportional to 7,222,443,067.80, 10,833,664,601.70 and 6,464,820,778.20 is: 9,697,231,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,443,067.80 : 10,833,664,601.70 = 6,464,820,778.20 : x
  2. Step 2: Convert to fraction form
    7,222,443,067.80/10,833,664,601.70 = 6,464,820,778.20/x
  3. Step 3: Cross multiply
    7,222,443,067.80x = 10,833,664,601.70 × 6,464,820,778.20
  4. Step 4: Simplify right side
    7,222,443,067.80x = 70,037,700,021,119,991,808
  5. Step 5: Solve for x
    x = 70,037,700,021,119,991,808/7,222,443,067.80
  6. Step 6: Final answer
    x = 9,697,231,167.30

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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.