Home / 186,171,750.20-279,257,625.30-166,083,280.40

Finding the Fourth Proportional to 186,171,750.20, 279,257,625.30 and 166,083,280.40

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Solution

The fourth proportional to 186,171,750.20, 279,257,625.30 and 166,083,280.40 is: 249,124,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,171,750.20 : 279,257,625.30 = 166,083,280.40 : x
  2. Step 2: Convert to fraction form
    186,171,750.20/279,257,625.30 = 166,083,280.40/x
  3. Step 3: Cross multiply
    186,171,750.20x = 279,257,625.30 × 166,083,280.40
  4. Step 4: Simplify right side
    186,171,750.20x = 46,380,022,486,538,040
  5. Step 5: Solve for x
    x = 46,380,022,486,538,040/186,171,750.20
  6. Step 6: Final answer
    x = 249,124,920.60

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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.