Finding the Fourth Proportional to 136,067,627.70, 204,101,441.55 and 97,803,875.70
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Solution
The fourth proportional to 136,067,627.70, 204,101,441.55 and 97,803,875.70 is: 146,705,813.55
Step by Step Solution
- Step 1: Write the proportion equation
136,067,627.70 : 204,101,441.55 = 97,803,875.70 : x - Step 2: Convert to fraction form
136,067,627.70/204,101,441.55 = 97,803,875.70/x - Step 3: Cross multiply
136,067,627.70x = 204,101,441.55 × 97,803,875.70 - Step 4: Simplify right side
136,067,627.70x = 19,961,912,019,547,016 - Step 5: Solve for x
x = 19,961,912,019,547,016/136,067,627.70 - Step 6: Final answer
x = 146,705,813.55
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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.