Home / 640,364,193,263.60-960,512,460,046.02-210,044,594,725.82

Finding the Fourth Proportional to 640,364,193,263.60, 960,512,460,046.02 and 210,044,594,725.82

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Solution

The fourth proportional to 640,364,193,263.60, 960,512,460,046.02 and 210,044,594,725.82 is: 315,055,795,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,364,193,263.60 : 960,512,460,046.02 = 210,044,594,725.82 : x
  2. Step 2: Convert to fraction form
    640,364,193,263.60/960,512,460,046.02 = 210,044,594,725.82/x
  3. Step 3: Cross multiply
    640,364,193,263.60x = 960,512,460,046.02 × 210,044,594,725.82
  4. Step 4: Simplify right side
    640,364,193,263.60x = 201,750,450,399,466,661,871,616
  5. Step 5: Solve for x
    x = 201,750,450,399,466,661,871,616/640,364,193,263.60
  6. Step 6: Final answer
    x = 315,055,795,626.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.