Home / 457,137,833.06-630,839,479.38-268,978,314.24

Finding the Fourth Proportional to 457,137,833.06, 630,839,479.38 and 268,978,314.24

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Solution

The fourth proportional to 457,137,833.06, 630,839,479.38 and 268,978,314.24 is: 371,183,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,137,833.06 : 630,839,479.38 = 268,978,314.24 : x
  2. Step 2: Convert to fraction form
    457,137,833.06/630,839,479.38 = 268,978,314.24/x
  3. Step 3: Cross multiply
    457,137,833.06x = 630,839,479.38 × 268,978,314.24
  4. Step 4: Simplify right side
    457,137,833.06x = 169,682,139,716,297,312
  5. Step 5: Solve for x
    x = 169,682,139,716,297,312/457,137,833.06
  6. Step 6: Final answer
    x = 371,183,760.01

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