Home / 400,947,671,346.18-601,686,466,451.19-188,772,481,843.38

Finding the Fourth Proportional to 400,947,671,346.18, 601,686,466,451.19 and 188,772,481,843.38

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Solution

The fourth proportional to 400,947,671,346.18, 601,686,466,451.19 and 188,772,481,843.38 is: 283,283,469,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,947,671,346.18 : 601,686,466,451.19 = 188,772,481,843.38 : x
  2. Step 2: Convert to fraction form
    400,947,671,346.18/601,686,466,451.19 = 188,772,481,843.38/x
  3. Step 3: Cross multiply
    400,947,671,346.18x = 601,686,466,451.19 × 188,772,481,843.38
  4. Step 4: Simplify right side
    400,947,671,346.18x = 113,581,847,563,564,732,121,088
  5. Step 5: Solve for x
    x = 113,581,847,563,564,732,121,088/400,947,671,346.18
  6. Step 6: Final answer
    x = 283,283,469,840.88

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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.