Finding the Fourth Proportional to 133,873,329.48, 184,745,194.26 and 75,135,994.62
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Solution
The fourth proportional to 133,873,329.48, 184,745,194.26 and 75,135,994.62 is: 103,687,672.34
Step by Step Solution
- Step 1: Write the proportion equation
133,873,329.48 : 184,745,194.26 = 75,135,994.62 : x - Step 2: Convert to fraction form
133,873,329.48/184,745,194.26 = 75,135,994.62/x - Step 3: Cross multiply
133,873,329.48x = 184,745,194.26 × 75,135,994.62 - Step 4: Simplify right side
133,873,329.48x = 13,881,013,921,990,216 - Step 5: Solve for x
x = 13,881,013,921,990,216/133,873,329.48 - Step 6: Final answer
x = 103,687,672.34
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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.