Home / 682,433,950.40-941,756,014.92-369,167,392.16

Finding the Fourth Proportional to 682,433,950.40, 941,756,014.92 and 369,167,392.16

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Solution

The fourth proportional to 682,433,950.40, 941,756,014.92 and 369,167,392.16 is: 509,449,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,433,950.40 : 941,756,014.92 = 369,167,392.16 : x
  2. Step 2: Convert to fraction form
    682,433,950.40/941,756,014.92 = 369,167,392.16/x
  3. Step 3: Cross multiply
    682,433,950.40x = 941,756,014.92 × 369,167,392.16
  4. Step 4: Simplify right side
    682,433,950.40x = 347,665,612,079,010,432
  5. Step 5: Solve for x
    x = 347,665,612,079,010,432/682,433,950.40
  6. Step 6: Final answer
    x = 509,449,466.68

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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.