Home / 3,147,003,738.77-4,718,178,449.89-1,903,157,674.29

Finding the Fourth Proportional to 3,147,003,738.77, 4,718,178,449.89 and 1,903,157,674.29

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Solution

The fourth proportional to 3,147,003,738.77, 4,718,178,449.89 and 1,903,157,674.29 is: 2,853,329,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,003,738.77 : 4,718,178,449.89 = 1,903,157,674.29 : x
  2. Step 2: Convert to fraction form
    3,147,003,738.77/4,718,178,449.89 = 1,903,157,674.29/x
  3. Step 3: Cross multiply
    3,147,003,738.77x = 4,718,178,449.89 × 1,903,157,674.29
  4. Step 4: Simplify right side
    3,147,003,738.77x = 8,979,437,525,554,259,968
  5. Step 5: Solve for x
    x = 8,979,437,525,554,259,968/3,147,003,738.77
  6. Step 6: Final answer
    x = 2,853,329,157.17

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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.