Home / 800,735,778.90-1,201,103,668.35-493,030,127.70

Finding the Fourth Proportional to 800,735,778.90, 1,201,103,668.35 and 493,030,127.70

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Solution

The fourth proportional to 800,735,778.90, 1,201,103,668.35 and 493,030,127.70 is: 739,545,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,735,778.90 : 1,201,103,668.35 = 493,030,127.70 : x
  2. Step 2: Convert to fraction form
    800,735,778.90/1,201,103,668.35 = 493,030,127.70/x
  3. Step 3: Cross multiply
    800,735,778.90x = 1,201,103,668.35 × 493,030,127.70
  4. Step 4: Simplify right side
    800,735,778.90x = 592,180,294,987,538,944
  5. Step 5: Solve for x
    x = 592,180,294,987,538,944/800,735,778.90
  6. Step 6: Final answer
    x = 739,545,191.55

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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.