Finding the Fourth Proportional to 472,946,006.66, 652,652,844.12 and 261,248,281.02
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Solution
The fourth proportional to 472,946,006.66, 652,652,844.12 and 261,248,281.02 is: 360,515,642.86
Step by Step Solution
- Step 1: Write the proportion equation
472,946,006.66 : 652,652,844.12 = 261,248,281.02 : x - Step 2: Convert to fraction form
472,946,006.66/652,652,844.12 = 261,248,281.02/x - Step 3: Cross multiply
472,946,006.66x = 652,652,844.12 × 261,248,281.02 - Step 4: Simplify right side
472,946,006.66x = 170,504,433,629,164,032 - Step 5: Solve for x
x = 170,504,433,629,164,032/472,946,006.66 - Step 6: Final answer
x = 360,515,642.86
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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.