Finding the Fourth Proportional to 64,696,128,868.56, 97,054,621,199.49 and 19,927,604,745.48
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Solution
The fourth proportional to 64,696,128,868.56, 97,054,621,199.49 and 19,927,604,745.48 is: 29,894,619,103.33
Step by Step Solution
- Step 1: Write the proportion equation
64,696,128,868.56 : 97,054,621,199.49 = 19,927,604,745.48 : x - Step 2: Convert to fraction form
64,696,128,868.56/97,054,621,199.49 = 19,927,604,745.48/x - Step 3: Cross multiply
64,696,128,868.56x = 97,054,621,199.49 × 19,927,604,745.48 - Step 4: Simplify right side
64,696,128,868.56x = 1,934,066,129,985,720,811,520 - Step 5: Solve for x
x = 1,934,066,129,985,720,811,520/64,696,128,868.56 - Step 6: Final answer
x = 29,894,619,103.33
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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.