Finding the Fourth Proportional to 293,702,629.72, 440,604,135.44 and 121,085,081.68
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Solution
The fourth proportional to 293,702,629.72, 440,604,135.44 and 121,085,081.68 is: 181,648,314.76
Step by Step Solution
- Step 1: Write the proportion equation
293,702,629.72 : 440,604,135.44 = 121,085,081.68 : x - Step 2: Convert to fraction form
293,702,629.72/440,604,135.44 = 121,085,081.68/x - Step 3: Cross multiply
293,702,629.72x = 440,604,135.44 × 121,085,081.68 - Step 4: Simplify right side
293,702,629.72x = 53,350,587,728,298,184 - Step 5: Solve for x
x = 53,350,587,728,298,184/293,702,629.72 - Step 6: Final answer
x = 181,648,314.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.