Home / 245,969,583.27-339,440,283.54-140,121,429.81

Finding the Fourth Proportional to 245,969,583.27, 339,440,283.54 and 140,121,429.81

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Solution

The fourth proportional to 245,969,583.27, 339,440,283.54 and 140,121,429.81 is: 193,368,859.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,969,583.27 : 339,440,283.54 = 140,121,429.81 : x
  2. Step 2: Convert to fraction form
    245,969,583.27/339,440,283.54 = 140,121,429.81/x
  3. Step 3: Cross multiply
    245,969,583.27x = 339,440,283.54 × 140,121,429.81
  4. Step 4: Simplify right side
    245,969,583.27x = 47,562,857,864,736,616
  5. Step 5: Solve for x
    x = 47,562,857,864,736,616/245,969,583.27
  6. Step 6: Final answer
    x = 193,368,859.81

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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.