Home / 624,089,304.80-936,245,931.60-260,620,402.40

Finding the Fourth Proportional to 624,089,304.80, 936,245,931.60 and 260,620,402.40

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Solution

The fourth proportional to 624,089,304.80, 936,245,931.60 and 260,620,402.40 is: 390,977,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,089,304.80 : 936,245,931.60 = 260,620,402.40 : x
  2. Step 2: Convert to fraction form
    624,089,304.80/936,245,931.60 = 260,620,402.40/x
  3. Step 3: Cross multiply
    624,089,304.80x = 936,245,931.60 × 260,620,402.40
  4. Step 4: Simplify right side
    624,089,304.80x = 244,004,791,438,954,880
  5. Step 5: Solve for x
    x = 244,004,791,438,954,880/624,089,304.80
  6. Step 6: Final answer
    x = 390,977,364.24

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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.