Home / 624,089,458.80-936,246,162.60-260,620,556.40

Finding the Fourth Proportional to 624,089,458.80, 936,246,162.60 and 260,620,556.40

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Solution

The fourth proportional to 624,089,458.80, 936,246,162.60 and 260,620,556.40 is: 390,977,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,089,458.80 : 936,246,162.60 = 260,620,556.40 : x
  2. Step 2: Convert to fraction form
    624,089,458.80/936,246,162.60 = 260,620,556.40/x
  3. Step 3: Cross multiply
    624,089,458.80x = 936,246,162.60 × 260,620,556.40
  4. Step 4: Simplify right side
    624,089,458.80x = 244,004,995,824,176,896
  5. Step 5: Solve for x
    x = 244,004,995,824,176,896/624,089,458.80
  6. Step 6: Final answer
    x = 390,977,595.25

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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.