Finding the Fourth Proportional to 136,822,027.45, 188,812,064.35 and 74,097,617.08
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Solution
The fourth proportional to 136,822,027.45, 188,812,064.35 and 74,097,617.08 is: 102,253,447.82
Step by Step Solution
- Step 1: Write the proportion equation
136,822,027.45 : 188,812,064.35 = 74,097,617.08 : x - Step 2: Convert to fraction form
136,822,027.45/188,812,064.35 = 74,097,617.08/x - Step 3: Cross multiply
136,822,027.45x = 188,812,064.35 × 74,097,617.08 - Step 4: Simplify right side
136,822,027.45x = 13,990,524,043,911,210 - Step 5: Solve for x
x = 13,990,524,043,911,210/136,822,027.45 - Step 6: Final answer
x = 102,253,447.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.