Home / 541,401,679,103.64-812,129,493,421.54-206,042,595,983.16

Finding the Fourth Proportional to 541,401,679,103.64, 812,129,493,421.54 and 206,042,595,983.16

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Solution

The fourth proportional to 541,401,679,103.64, 812,129,493,421.54 and 206,042,595,983.16 is: 309,074,159,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,401,679,103.64 : 812,129,493,421.54 = 206,042,595,983.16 : x
  2. Step 2: Convert to fraction form
    541,401,679,103.64/812,129,493,421.54 = 206,042,595,983.16/x
  3. Step 3: Cross multiply
    541,401,679,103.64x = 812,129,493,421.54 × 206,042,595,983.16
  4. Step 4: Simplify right side
    541,401,679,103.64x = 167,333,269,099,062,782,590,976
  5. Step 5: Solve for x
    x = 167,333,269,099,062,782,590,976/541,401,679,103.64
  6. Step 6: Final answer
    x = 309,074,159,829.18

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1.5x scale

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.