Home / 200,705,415,244.92-300,948,083,209.08-79,571,256,348.96

Finding the Fourth Proportional to 200,705,415,244.92, 300,948,083,209.08 and 79,571,256,348.96

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Solution

The fourth proportional to 200,705,415,244.92, 300,948,083,209.08 and 79,571,256,348.96 is: 119,313,258,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,705,415,244.92 : 300,948,083,209.08 = 79,571,256,348.96 : x
  2. Step 2: Convert to fraction form
    200,705,415,244.92/300,948,083,209.08 = 79,571,256,348.96/x
  3. Step 3: Cross multiply
    200,705,415,244.92x = 300,948,083,209.08 × 79,571,256,348.96
  4. Step 4: Simplify right side
    200,705,415,244.92x = 23,946,817,076,757,853,634,560
  5. Step 5: Solve for x
    x = 23,946,817,076,757,853,634,560/200,705,415,244.92
  6. Step 6: Final answer
    x = 119,313,258,426.71

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1.5x scale

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.