Home / 186,783,100.20-279,418,823.10-164,108,284.20

Finding the Fourth Proportional to 186,783,100.20, 279,418,823.10 and 164,108,284.20

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Solution

The fourth proportional to 186,783,100.20, 279,418,823.10 and 164,108,284.20 is: 245,498,353.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,783,100.20 : 279,418,823.10 = 164,108,284.20 : x
  2. Step 2: Convert to fraction form
    186,783,100.20/279,418,823.10 = 164,108,284.20/x
  3. Step 3: Cross multiply
    186,783,100.20x = 279,418,823.10 × 164,108,284.20
  4. Step 4: Simplify right side
    186,783,100.20x = 45,854,943,632,124,328
  5. Step 5: Solve for x
    x = 45,854,943,632,124,328/186,783,100.20
  6. Step 6: Final answer
    x = 245,498,353.88

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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.