Home / 207,231,962.28-286,005,185.82-117,945,616.29

Finding the Fourth Proportional to 207,231,962.28, 286,005,185.82 and 117,945,616.29

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Solution

The fourth proportional to 207,231,962.28, 286,005,185.82 and 117,945,616.29 is: 162,779,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,231,962.28 : 286,005,185.82 = 117,945,616.29 : x
  2. Step 2: Convert to fraction form
    207,231,962.28/286,005,185.82 = 117,945,616.29/x
  3. Step 3: Cross multiply
    207,231,962.28x = 286,005,185.82 × 117,945,616.29
  4. Step 4: Simplify right side
    207,231,962.28x = 33,733,057,903,675,872
  5. Step 5: Solve for x
    x = 33,733,057,903,675,872/207,231,962.28
  6. Step 6: Final answer
    x = 162,779,223.50

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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.