Home / 483,420,189,210.99-667,121,935,131.65-263,693,669,698.89

Finding the Fourth Proportional to 483,420,189,210.99, 667,121,935,131.65 and 263,693,669,698.89

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Solution

The fourth proportional to 483,420,189,210.99, 667,121,935,131.65 and 263,693,669,698.89 is: 363,898,395,510.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,420,189,210.99 : 667,121,935,131.65 = 263,693,669,698.89 : x
  2. Step 2: Convert to fraction form
    483,420,189,210.99/667,121,935,131.65 = 263,693,669,698.89/x
  3. Step 3: Cross multiply
    483,420,189,210.99x = 667,121,935,131.65 × 263,693,669,698.89
  4. Step 4: Simplify right side
    483,420,189,210.99x = 175,915,831,211,489,656,569,856
  5. Step 5: Solve for x
    x = 175,915,831,211,489,656,569,856/483,420,189,210.99
  6. Step 6: Final answer
    x = 363,898,395,510.97

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1.5x scale

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.