Finding the Fourth Proportional to 338,424,197.34, 467,032,293.27 and 183,909,478.62
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Solution
The fourth proportional to 338,424,197.34, 467,032,293.27 and 183,909,478.62 is: 253,798,830.67
Step by Step Solution
- Step 1: Write the proportion equation
338,424,197.34 : 467,032,293.27 = 183,909,478.62 : x - Step 2: Convert to fraction form
338,424,197.34/467,032,293.27 = 183,909,478.62/x - Step 3: Cross multiply
338,424,197.34x = 467,032,293.27 × 183,909,478.62 - Step 4: Simplify right side
338,424,197.34x = 85,891,665,553,988,640 - Step 5: Solve for x
x = 85,891,665,553,988,640/338,424,197.34 - Step 6: Final answer
x = 253,798,830.67
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1.5x scale
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.