Finding the Fourth Proportional to 247,657,795.08, 341,747,442.46 and 145,799,305.26
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Solution
The fourth proportional to 247,657,795.08, 341,747,442.46 and 145,799,305.26 is: 201,191,081.70
Step by Step Solution
- Step 1: Write the proportion equation
247,657,795.08 : 341,747,442.46 = 145,799,305.26 : x - Step 2: Convert to fraction form
247,657,795.08/341,747,442.46 = 145,799,305.26/x - Step 3: Cross multiply
247,657,795.08x = 341,747,442.46 × 145,799,305.26 - Step 4: Simplify right side
247,657,795.08x = 49,826,539,682,612,088 - Step 5: Solve for x
x = 49,826,539,682,612,088/247,657,795.08 - Step 6: Final answer
x = 201,191,081.70
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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.