Finding the Fourth Proportional to 5,448,642,597.93, 7,519,126,497.34 and 2,942,516,068.23
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Solution
The fourth proportional to 5,448,642,597.93, 7,519,126,497.34 and 2,942,516,068.23 is: 4,060,672,018.73
Step by Step Solution
- Step 1: Write the proportion equation
5,448,642,597.93 : 7,519,126,497.34 = 2,942,516,068.23 : x - Step 2: Convert to fraction form
5,448,642,597.93/7,519,126,497.34 = 2,942,516,068.23/x - Step 3: Cross multiply
5,448,642,597.93x = 7,519,126,497.34 × 2,942,516,068.23 - Step 4: Simplify right side
5,448,642,597.93x = 22,125,150,537,502,666,752 - Step 5: Solve for x
x = 22,125,150,537,502,666,752/5,448,642,597.93 - Step 6: Final answer
x = 4,060,672,018.73
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1.5x scale
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.