Finding the Fourth Proportional to 455,675,924.44, 628,835,794.98 and 246,832,067.08
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Solution
The fourth proportional to 455,675,924.44, 628,835,794.98 and 246,832,067.08 is: 340,629,888.05
Step by Step Solution
- Step 1: Write the proportion equation
455,675,924.44 : 628,835,794.98 = 246,832,067.08 : x - Step 2: Convert to fraction form
455,675,924.44/628,835,794.98 = 246,832,067.08/x - Step 3: Cross multiply
455,675,924.44x = 628,835,794.98 × 246,832,067.08 - Step 4: Simplify right side
455,675,924.44x = 155,216,839,128,808,512 - Step 5: Solve for x
x = 155,216,839,128,808,512/455,675,924.44 - Step 6: Final answer
x = 340,629,888.05
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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.