Finding the Fourth Proportional to 171,442,805.68, 236,590,892.04 and 93,126,421.36
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Solution
The fourth proportional to 171,442,805.68, 236,590,892.04 and 93,126,421.36 is: 128,514,363.81
Step by Step Solution
- Step 1: Write the proportion equation
171,442,805.68 : 236,590,892.04 = 93,126,421.36 : x - Step 2: Convert to fraction form
171,442,805.68/236,590,892.04 = 93,126,421.36/x - Step 3: Cross multiply
171,442,805.68x = 236,590,892.04 × 93,126,421.36 - Step 4: Simplify right side
171,442,805.68x = 22,032,863,102,055,308 - Step 5: Solve for x
x = 22,032,863,102,055,308/171,442,805.68 - Step 6: Final answer
x = 128,514,363.81
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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.