Home / 446,808,921.86-616,601,890.55-245,888,912.18

Finding the Fourth Proportional to 446,808,921.86, 616,601,890.55 and 245,888,912.18

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Solution

The fourth proportional to 446,808,921.86, 616,601,890.55 and 245,888,912.18 is: 339,329,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,808,921.86 : 616,601,890.55 = 245,888,912.18 : x
  2. Step 2: Convert to fraction form
    446,808,921.86/616,601,890.55 = 245,888,912.18/x
  3. Step 3: Cross multiply
    446,808,921.86x = 616,601,890.55 × 245,888,912.18
  4. Step 4: Simplify right side
    446,808,921.86x = 151,615,568,117,627,168
  5. Step 5: Solve for x
    x = 151,615,568,117,627,168/446,808,921.86
  6. Step 6: Final answer
    x = 339,329,768.72

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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.