Finding the Fourth Proportional to 19,577,896,519.56, 29,345,936,606.74 and 11,165,688,619.84
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Solution
The fourth proportional to 19,577,896,519.56, 29,345,936,606.74 and 11,165,688,619.84 is: 16,736,608,556.55
Step by Step Solution
- Step 1: Write the proportion equation
19,577,896,519.56 : 29,345,936,606.74 = 11,165,688,619.84 : x - Step 2: Convert to fraction form
19,577,896,519.56/29,345,936,606.74 = 11,165,688,619.84/x - Step 3: Cross multiply
19,577,896,519.56x = 29,345,936,606.74 × 11,165,688,619.84 - Step 4: Simplify right side
19,577,896,519.56x = 327,667,590,408,422,883,328 - Step 5: Solve for x
x = 327,667,590,408,422,883,328/19,577,896,519.56 - Step 6: Final answer
x = 16,736,608,556.55
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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.