Finding the Fourth Proportional to 274,736,511.30, 412,104,766.95 and 266,773,887.30
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Solution
The fourth proportional to 274,736,511.30, 412,104,766.95 and 266,773,887.30 is: 400,160,830.95
Step by Step Solution
- Step 1: Write the proportion equation
274,736,511.30 : 412,104,766.95 = 266,773,887.30 : x - Step 2: Convert to fraction form
274,736,511.30/412,104,766.95 = 266,773,887.30/x - Step 3: Cross multiply
274,736,511.30x = 412,104,766.95 × 266,773,887.30 - Step 4: Simplify right side
274,736,511.30x = 109,938,790,654,112,064 - Step 5: Solve for x
x = 109,938,790,654,112,064/274,736,511.30 - Step 6: Final answer
x = 400,160,830.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.