Home / 436,616,002.80-654,924,004.20-400,903,167.60

Finding the Fourth Proportional to 436,616,002.80, 654,924,004.20 and 400,903,167.60

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Solution

The fourth proportional to 436,616,002.80, 654,924,004.20 and 400,903,167.60 is: 601,354,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,616,002.80 : 654,924,004.20 = 400,903,167.60 : x
  2. Step 2: Convert to fraction form
    436,616,002.80/654,924,004.20 = 400,903,167.60/x
  3. Step 3: Cross multiply
    436,616,002.80x = 654,924,004.20 × 400,903,167.60
  4. Step 4: Simplify right side
    436,616,002.80x = 262,561,107,821,055,744
  5. Step 5: Solve for x
    x = 262,561,107,821,055,744/436,616,002.80
  6. Step 6: Final answer
    x = 601,354,751.40

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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.