Finding the Fourth Proportional to 149,323,627.64, 206,056,083.61 and 83,241,202.84
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Solution
The fourth proportional to 149,323,627.64, 206,056,083.61 and 83,241,202.84 is: 114,866,994.08
Step by Step Solution
- Step 1: Write the proportion equation
149,323,627.64 : 206,056,083.61 = 83,241,202.84 : x - Step 2: Convert to fraction form
149,323,627.64/206,056,083.61 = 83,241,202.84/x - Step 3: Cross multiply
149,323,627.64x = 206,056,083.61 × 83,241,202.84 - Step 4: Simplify right side
149,323,627.64x = 17,152,356,252,196,012 - Step 5: Solve for x
x = 17,152,356,252,196,012/149,323,627.64 - Step 6: Final answer
x = 114,866,994.08
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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.