Home / 262,180,187.40-361,809,389.07-143,103,854.82

Finding the Fourth Proportional to 262,180,187.40, 361,809,389.07 and 143,103,854.82

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Solution

The fourth proportional to 262,180,187.40, 361,809,389.07 and 143,103,854.82 is: 197,483,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,180,187.40 : 361,809,389.07 = 143,103,854.82 : x
  2. Step 2: Convert to fraction form
    262,180,187.40/361,809,389.07 = 143,103,854.82/x
  3. Step 3: Cross multiply
    262,180,187.40x = 361,809,389.07 × 143,103,854.82
  4. Step 4: Simplify right side
    262,180,187.40x = 51,776,318,285,986,168
  5. Step 5: Solve for x
    x = 51,776,318,285,986,168/262,180,187.40
  6. Step 6: Final answer
    x = 197,483,718.35

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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.