Finding the Fourth Proportional to 168,346,590.48, 232,252,194.36 and 97,770,186.48
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Solution
The fourth proportional to 168,346,590.48, 232,252,194.36 and 97,770,186.48 is: 134,884,468.34
Step by Step Solution
- Step 1: Write the proportion equation
168,346,590.48 : 232,252,194.36 = 97,770,186.48 : x - Step 2: Convert to fraction form
168,346,590.48/232,252,194.36 = 97,770,186.48/x - Step 3: Cross multiply
168,346,590.48x = 232,252,194.36 × 97,770,186.48 - Step 4: Simplify right side
168,346,590.48x = 22,707,340,352,966,408 - Step 5: Solve for x
x = 22,707,340,352,966,408/168,346,590.48 - Step 6: Final answer
x = 134,884,468.34
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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.