Finding the Fourth Proportional to 532,504,994.68, 734,842,794.94 and 297,557,585.79
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Solution
The fourth proportional to 532,504,994.68, 734,842,794.94 and 297,557,585.79 is: 410,621,590.75
Step by Step Solution
- Step 1: Write the proportion equation
532,504,994.68 : 734,842,794.94 = 297,557,585.79 : x - Step 2: Convert to fraction form
532,504,994.68/734,842,794.94 = 297,557,585.79/x - Step 3: Cross multiply
532,504,994.68x = 734,842,794.94 × 297,557,585.79 - Step 4: Simplify right side
532,504,994.68x = 218,658,047,997,522,464 - Step 5: Solve for x
x = 218,658,047,997,522,464/532,504,994.68 - Step 6: Final answer
x = 410,621,590.75
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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.