Home / 624,089,302.80-936,245,928.60-260,620,400.40

Finding the Fourth Proportional to 624,089,302.80, 936,245,928.60 and 260,620,400.40

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Solution

The fourth proportional to 624,089,302.80, 936,245,928.60 and 260,620,400.40 is: 390,977,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,089,302.80 : 936,245,928.60 = 260,620,400.40 : x
  2. Step 2: Convert to fraction form
    624,089,302.80/936,245,928.60 = 260,620,400.40/x
  3. Step 3: Cross multiply
    624,089,302.80x = 936,245,928.60 × 260,620,400.40
  4. Step 4: Simplify right side
    624,089,302.80x = 244,004,788,784,601,824
  5. Step 5: Solve for x
    x = 244,004,788,784,601,824/624,089,302.80
  6. Step 6: Final answer
    x = 390,977,361.24

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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.