Home / 4,758,915,135.08-7,139,583,600.78-2,795,428,809.56

Finding the Fourth Proportional to 4,758,915,135.08, 7,139,583,600.78 and 2,795,428,809.56

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Solution

The fourth proportional to 4,758,915,135.08, 7,139,583,600.78 and 2,795,428,809.56 is: 4,193,854,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,915,135.08 : 7,139,583,600.78 = 2,795,428,809.56 : x
  2. Step 2: Convert to fraction form
    4,758,915,135.08/7,139,583,600.78 = 2,795,428,809.56/x
  3. Step 3: Cross multiply
    4,758,915,135.08x = 7,139,583,600.78 × 2,795,428,809.56
  4. Step 4: Simplify right side
    4,758,915,135.08x = 19,958,197,685,882,531,840
  5. Step 5: Solve for x
    x = 19,958,197,685,882,531,840/4,758,915,135.08
  6. Step 6: Final answer
    x = 4,193,854,506.62

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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.