Home / 451,364,532,603.33-622,864,255,767.78-245,599,580,013.87

Finding the Fourth Proportional to 451,364,532,603.33, 622,864,255,767.78 and 245,599,580,013.87

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Solution

The fourth proportional to 451,364,532,603.33, 622,864,255,767.78 and 245,599,580,013.87 is: 338,917,191,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,364,532,603.33 : 622,864,255,767.78 = 245,599,580,013.87 : x
  2. Step 2: Convert to fraction form
    451,364,532,603.33/622,864,255,767.78 = 245,599,580,013.87/x
  3. Step 3: Cross multiply
    451,364,532,603.33x = 622,864,255,767.78 × 245,599,580,013.87
  4. Step 4: Simplify right side
    451,364,532,603.33x = 152,975,199,622,218,469,343,232
  5. Step 5: Solve for x
    x = 152,975,199,622,218,469,343,232/451,364,532,603.33
  6. Step 6: Final answer
    x = 338,917,191,255.38

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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.