Home / 437,095,850.40-655,559,794.80-130,397,968.80

Finding the Fourth Proportional to 437,095,850.40, 655,559,794.80 and 130,397,968.80

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Solution

The fourth proportional to 437,095,850.40, 655,559,794.80 and 130,397,968.80 is: 195,571,899.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,095,850.40 : 655,559,794.80 = 130,397,968.80 : x
  2. Step 2: Convert to fraction form
    437,095,850.40/655,559,794.80 = 130,397,968.80/x
  3. Step 3: Cross multiply
    437,095,850.40x = 655,559,794.80 × 130,397,968.80
  4. Step 4: Simplify right side
    437,095,850.40x = 85,483,665,668,864,800
  5. Step 5: Solve for x
    x = 85,483,665,668,864,800/437,095,850.40
  6. Step 6: Final answer
    x = 195,571,899.37

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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.