Home / 1,325,790,990-1,829,700,495-731,191,771.44

Finding the Fourth Proportional to 1,325,790,990, 1,829,700,495 and 731,191,771.44

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Solution

The fourth proportional to 1,325,790,990, 1,829,700,495 and 731,191,771.44 is: 1,009,104,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,790,990 : 1,829,700,495 = 731,191,771.44 : x
  2. Step 2: Convert to fraction form
    1,325,790,990/1,829,700,495 = 731,191,771.44/x
  3. Step 3: Cross multiply
    1,325,790,990x = 1,829,700,495 × 731,191,771.44
  4. Step 4: Simplify right side
    1,325,790,990x = 1,337,861,946,143,694,848
  5. Step 5: Solve for x
    x = 1,337,861,946,143,694,848/1,325,790,990
  6. Step 6: Final answer
    x = 1,009,104,720.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.