Finding the Fourth Proportional to 70,766,496.24, 97,687,896.96 and 47,575,074
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Solution
The fourth proportional to 70,766,496.24, 97,687,896.96 and 47,575,074 is: 65,673,859.44
Step by Step Solution
- Step 1: Write the proportion equation
70,766,496.24 : 97,687,896.96 = 47,575,074 : x - Step 2: Convert to fraction form
70,766,496.24/97,687,896.96 = 47,575,074/x - Step 3: Cross multiply
70,766,496.24x = 97,687,896.96 × 47,575,074 - Step 4: Simplify right side
70,766,496.24x = 4,647,508,926,776,375 - Step 5: Solve for x
x = 4,647,508,926,776,375/70,766,496.24 - Step 6: Final answer
x = 65,673,859.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.