Home / 400,947,671,389.35-601,686,466,515.85-188,772,481,886.42

Finding the Fourth Proportional to 400,947,671,389.35, 601,686,466,515.85 and 188,772,481,886.42

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Solution

The fourth proportional to 400,947,671,389.35, 601,686,466,515.85 and 188,772,481,886.42 is: 283,283,469,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,947,671,389.35 : 601,686,466,515.85 = 188,772,481,886.42 : x
  2. Step 2: Convert to fraction form
    400,947,671,389.35/601,686,466,515.85 = 188,772,481,886.42/x
  3. Step 3: Cross multiply
    400,947,671,389.35x = 601,686,466,515.85 × 188,772,481,886.42
  4. Step 4: Simplify right side
    400,947,671,389.35x = 113,581,847,601,667,349,938,176
  5. Step 5: Solve for x
    x = 113,581,847,601,667,349,938,176/400,947,671,389.35
  6. Step 6: Final answer
    x = 283,283,469,905.41

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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.