Home / 2,945,326,288.60-4,417,172,010.01-817,683,201.78

Finding the Fourth Proportional to 2,945,326,288.60, 4,417,172,010.01 and 817,683,201.78

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Solution

The fourth proportional to 2,945,326,288.60, 4,417,172,010.01 and 817,683,201.78 is: 1,226,297,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,326,288.60 : 4,417,172,010.01 = 817,683,201.78 : x
  2. Step 2: Convert to fraction form
    2,945,326,288.60/4,417,172,010.01 = 817,683,201.78/x
  3. Step 3: Cross multiply
    2,945,326,288.60x = 4,417,172,010.01 × 817,683,201.78
  4. Step 4: Simplify right side
    2,945,326,288.60x = 3,611,847,351,957,975,040
  5. Step 5: Solve for x
    x = 3,611,847,351,957,975,040/2,945,326,288.60
  6. Step 6: Final answer
    x = 1,226,297,869.25

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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.