Finding the Fourth Proportional to 154,435,504.74, 232,488,175.35 and 140,690,798.19
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Solution
The fourth proportional to 154,435,504.74, 232,488,175.35 and 140,690,798.19 is: 211,796,808.09
Step by Step Solution
- Step 1: Write the proportion equation
154,435,504.74 : 232,488,175.35 = 140,690,798.19 : x - Step 2: Convert to fraction form
154,435,504.74/232,488,175.35 = 140,690,798.19/x - Step 3: Cross multiply
154,435,504.74x = 232,488,175.35 × 140,690,798.19 - Step 4: Simplify right side
154,435,504.74x = 32,708,946,959,728,180 - Step 5: Solve for x
x = 32,708,946,959,728,180/154,435,504.74 - Step 6: Final answer
x = 211,796,808.09
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.