Home / 195,241,427.69-269,432,431.02-107,136,899.78

Finding the Fourth Proportional to 195,241,427.69, 269,432,431.02 and 107,136,899.78

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Solution

The fourth proportional to 195,241,427.69, 269,432,431.02 and 107,136,899.78 is: 147,848,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,241,427.69 : 269,432,431.02 = 107,136,899.78 : x
  2. Step 2: Convert to fraction form
    195,241,427.69/269,432,431.02 = 107,136,899.78/x
  3. Step 3: Cross multiply
    195,241,427.69x = 269,432,431.02 × 107,136,899.78
  4. Step 4: Simplify right side
    195,241,427.69x = 28,866,155,358,324,340
  5. Step 5: Solve for x
    x = 28,866,155,358,324,340/195,241,427.69
  6. Step 6: Final answer
    x = 147,848,516.07

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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.