Home / 681,132,401,999.55-1,021,698,602,999.30-681,132,401,999.55

Finding the Fourth Proportional to 681,132,401,999.55, 1,021,698,602,999.30 and 681,132,401,999.55

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Solution

The fourth proportional to 681,132,401,999.55, 1,021,698,602,999.30 and 681,132,401,999.55 is: 1,021,698,602,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,132,401,999.55 : 1,021,698,602,999.30 = 681,132,401,999.55 : x
  2. Step 2: Convert to fraction form
    681,132,401,999.55/1,021,698,602,999.30 = 681,132,401,999.55/x
  3. Step 3: Cross multiply
    681,132,401,999.55x = 1,021,698,602,999.30 × 681,132,401,999.55
  4. Step 4: Simplify right side
    681,132,401,999.55x = 695,912,023,580,497,873,469,440
  5. Step 5: Solve for x
    x = 695,912,023,580,497,873,469,440/681,132,401,999.55
  6. Step 6: Final answer
    x = 1,021,698,602,999.30

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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.