Finding the Fourth Proportional to 106,342,245.78, 146,754,894.07 and 59,298,860.08
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Solution
The fourth proportional to 106,342,245.78, 146,754,894.07 and 59,298,860.08 is: 81,833,873.88
Step by Step Solution
- Step 1: Write the proportion equation
106,342,245.78 : 146,754,894.07 = 59,298,860.08 : x - Step 2: Convert to fraction form
106,342,245.78/146,754,894.07 = 59,298,860.08/x - Step 3: Cross multiply
106,342,245.78x = 146,754,894.07 × 59,298,860.08 - Step 4: Simplify right side
106,342,245.78x = 8,702,397,928,944,222 - Step 5: Solve for x
x = 8,702,397,928,944,222/106,342,245.78 - Step 6: Final answer
x = 81,833,873.88
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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.