Home / 451,425,304,173.41-622,967,021,444.82-248,429,074,827.68

Finding the Fourth Proportional to 451,425,304,173.41, 622,967,021,444.82 and 248,429,074,827.68

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Solution

The fourth proportional to 451,425,304,173.41, 622,967,021,444.82 and 248,429,074,827.68 is: 342,832,179,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,425,304,173.41 : 622,967,021,444.82 = 248,429,074,827.68 : x
  2. Step 2: Convert to fraction form
    451,425,304,173.41/622,967,021,444.82 = 248,429,074,827.68/x
  3. Step 3: Cross multiply
    451,425,304,173.41x = 622,967,021,444.82 × 248,429,074,827.68
  4. Step 4: Simplify right side
    451,425,304,173.41x = 154,763,120,785,692,085,452,800
  5. Step 5: Solve for x
    x = 154,763,120,785,692,085,452,800/451,425,304,173.41
  6. Step 6: Final answer
    x = 342,832,179,221.93

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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.