Home / 63,245,846,278.64-94,865,428,196.03-20,745,145,189.57

Finding the Fourth Proportional to 63,245,846,278.64, 94,865,428,196.03 and 20,745,145,189.57

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Solution

The fourth proportional to 63,245,846,278.64, 94,865,428,196.03 and 20,745,145,189.57 is: 31,116,621,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,245,846,278.64 : 94,865,428,196.03 = 20,745,145,189.57 : x
  2. Step 2: Convert to fraction form
    63,245,846,278.64/94,865,428,196.03 = 20,745,145,189.57/x
  3. Step 3: Cross multiply
    63,245,846,278.64x = 94,865,428,196.03 × 20,745,145,189.57
  4. Step 4: Simplify right side
    63,245,846,278.64x = 1,967,997,081,397,559,558,144
  5. Step 5: Solve for x
    x = 1,967,997,081,397,559,558,144/63,245,846,278.64
  6. Step 6: Final answer
    x = 31,116,621,836.75

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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.