Home / 63,245,846,263.95-94,865,428,176.23-20,745,145,173.79

Finding the Fourth Proportional to 63,245,846,263.95, 94,865,428,176.23 and 20,745,145,173.79

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Solution

The fourth proportional to 63,245,846,263.95, 94,865,428,176.23 and 20,745,145,173.79 is: 31,116,621,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,245,846,263.95 : 94,865,428,176.23 = 20,745,145,173.79 : x
  2. Step 2: Convert to fraction form
    63,245,846,263.95/94,865,428,176.23 = 20,745,145,173.79/x
  3. Step 3: Cross multiply
    63,245,846,263.95x = 94,865,428,176.23 × 20,745,145,173.79
  4. Step 4: Simplify right side
    63,245,846,263.95x = 1,967,997,079,489,734,508,544
  5. Step 5: Solve for x
    x = 1,967,997,079,489,734,508,544/63,245,846,263.95
  6. Step 6: Final answer
    x = 31,116,621,813.81

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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.