Home / 157,275,087.60-235,912,631.40-130,401,231.60

Finding the Fourth Proportional to 157,275,087.60, 235,912,631.40 and 130,401,231.60

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Solution

The fourth proportional to 157,275,087.60, 235,912,631.40 and 130,401,231.60 is: 195,601,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,275,087.60 : 235,912,631.40 = 130,401,231.60 : x
  2. Step 2: Convert to fraction form
    157,275,087.60/235,912,631.40 = 130,401,231.60/x
  3. Step 3: Cross multiply
    157,275,087.60x = 235,912,631.40 × 130,401,231.60
  4. Step 4: Simplify right side
    157,275,087.60x = 30,763,297,684,556,832
  5. Step 5: Solve for x
    x = 30,763,297,684,556,832/157,275,087.60
  6. Step 6: Final answer
    x = 195,601,847.40

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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.