Home / 4,690,660,088.87-7,037,181,072.65-2,171,404,551.05

Finding the Fourth Proportional to 4,690,660,088.87, 7,037,181,072.65 and 2,171,404,551.05

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Solution

The fourth proportional to 4,690,660,088.87, 7,037,181,072.65 and 2,171,404,551.05 is: 3,257,658,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690,660,088.87 : 7,037,181,072.65 = 2,171,404,551.05 : x
  2. Step 2: Convert to fraction form
    4,690,660,088.87/7,037,181,072.65 = 2,171,404,551.05/x
  3. Step 3: Cross multiply
    4,690,660,088.87x = 7,037,181,072.65 × 2,171,404,551.05
  4. Step 4: Simplify right side
    4,690,660,088.87x = 15,280,567,007,715,131,392
  5. Step 5: Solve for x
    x = 15,280,567,007,715,131,392/4,690,660,088.87
  6. Step 6: Final answer
    x = 3,257,658,137.28

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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.