Home / 451,425,304,169.48-622,967,021,439.38-248,429,074,823.74

Finding the Fourth Proportional to 451,425,304,169.48, 622,967,021,439.38 and 248,429,074,823.74

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Solution

The fourth proportional to 451,425,304,169.48, 622,967,021,439.38 and 248,429,074,823.74 is: 342,832,179,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425,304,169.48 : 622,967,021,439.38 = 248,429,074,823.74 : x
  2. Step 2: Convert to fraction form
    451,425,304,169.48/622,967,021,439.38 = 248,429,074,823.74/x
  3. Step 3: Cross multiply
    451,425,304,169.48x = 622,967,021,439.38 × 248,429,074,823.74
  4. Step 4: Simplify right side
    451,425,304,169.48x = 154,763,120,781,886,174,003,200
  5. Step 5: Solve for x
    x = 154,763,120,781,886,174,003,200/451,425,304,169.48
  6. Step 6: Final answer
    x = 342,832,179,216.48

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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.