Home / 2,642,670,478.41-3,646,954,377.92-1,437,082,234.84

Finding the Fourth Proportional to 2,642,670,478.41, 3,646,954,377.92 and 1,437,082,234.84

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Solution

The fourth proportional to 2,642,670,478.41, 3,646,954,377.92 and 1,437,082,234.84 is: 1,983,211,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,670,478.41 : 3,646,954,377.92 = 1,437,082,234.84 : x
  2. Step 2: Convert to fraction form
    2,642,670,478.41/3,646,954,377.92 = 1,437,082,234.84/x
  3. Step 3: Cross multiply
    2,642,670,478.41x = 3,646,954,377.92 × 1,437,082,234.84
  4. Step 4: Simplify right side
    2,642,670,478.41x = 5,240,973,347,768,197,120
  5. Step 5: Solve for x
    x = 5,240,973,347,768,197,120/2,642,670,478.41
  6. Step 6: Final answer
    x = 1,983,211,070.23

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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.