Home / 305,633,775.56-422,036,763.25-295,750,581.43

Finding the Fourth Proportional to 305,633,775.56, 422,036,763.25 and 295,750,581.43

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Solution

The fourth proportional to 305,633,775.56, 422,036,763.25 and 295,750,581.43 is: 408,389,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,633,775.56 : 422,036,763.25 = 295,750,581.43 : x
  2. Step 2: Convert to fraction form
    305,633,775.56/422,036,763.25 = 295,750,581.43/x
  3. Step 3: Cross multiply
    305,633,775.56x = 422,036,763.25 × 295,750,581.43
  4. Step 4: Simplify right side
    305,633,775.56x = 124,817,618,118,815,088
  5. Step 5: Solve for x
    x = 124,817,618,118,815,088/305,633,775.56
  6. Step 6: Final answer
    x = 408,389,478.19

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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.