Finding the Fourth Proportional to 96,783,473.12, 145,203,552.96 and 28,627,979.84
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Solution
The fourth proportional to 96,783,473.12, 145,203,552.96 and 28,627,979.84 is: 42,950,353.53
Step by Step Solution
- Step 1: Write the proportion equation
96,783,473.12 : 145,203,552.96 = 28,627,979.84 : x - Step 2: Convert to fraction form
96,783,473.12/145,203,552.96 = 28,627,979.84/x - Step 3: Cross multiply
96,783,473.12x = 145,203,552.96 × 28,627,979.84 - Step 4: Simplify right side
96,783,473.12x = 4,156,884,386,835,252.50 - Step 5: Solve for x
x = 4,156,884,386,835,252.50/96,783,473.12 - Step 6: Final answer
x = 42,950,353.53
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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.