Home / 1,664,423,818.94-2,296,941,984.84-949,945,041.56

Finding the Fourth Proportional to 1,664,423,818.94, 2,296,941,984.84 and 949,945,041.56

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Solution

The fourth proportional to 1,664,423,818.94, 2,296,941,984.84 and 949,945,041.56 is: 1,310,945,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,423,818.94 : 2,296,941,984.84 = 949,945,041.56 : x
  2. Step 2: Convert to fraction form
    1,664,423,818.94/2,296,941,984.84 = 949,945,041.56/x
  3. Step 3: Cross multiply
    1,664,423,818.94x = 2,296,941,984.84 × 949,945,041.56
  4. Step 4: Simplify right side
    1,664,423,818.94x = 2,181,968,649,238,257,920
  5. Step 5: Solve for x
    x = 2,181,968,649,238,257,920/1,664,423,818.94
  6. Step 6: Final answer
    x = 1,310,945,340.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.