Home / 12,132,021,040.95-18,198,031,561.43-12,132,021,040.95

Finding the Fourth Proportional to 12,132,021,040.95, 18,198,031,561.43 and 12,132,021,040.95

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Solution

The fourth proportional to 12,132,021,040.95, 18,198,031,561.43 and 12,132,021,040.95 is: 18,198,031,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,021,040.95 : 18,198,031,561.43 = 12,132,021,040.95 : x
  2. Step 2: Convert to fraction form
    12,132,021,040.95/18,198,031,561.43 = 12,132,021,040.95/x
  3. Step 3: Cross multiply
    12,132,021,040.95x = 18,198,031,561.43 × 12,132,021,040.95
  4. Step 4: Simplify right side
    12,132,021,040.95x = 220,778,901,807,080,275,968
  5. Step 5: Solve for x
    x = 220,778,901,807,080,275,968/12,132,021,040.95
  6. Step 6: Final answer
    x = 18,198,031,561.43

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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.