Finding the Fourth Proportional to 42,741,334,251.91, 64,121,850,899.34 and 14,792,578,366.15
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Solution
The fourth proportional to 42,741,334,251.91, 64,121,850,899.34 and 14,792,578,366.15 is: 22,192,276,423.11
Step by Step Solution
- Step 1: Write the proportion equation
42,741,334,251.91 : 64,121,850,899.34 = 14,792,578,366.15 : x - Step 2: Convert to fraction form
42,741,334,251.91/64,121,850,899.34 = 14,792,578,366.15/x - Step 3: Cross multiply
42,741,334,251.91x = 64,121,850,899.34 × 14,792,578,366.15 - Step 4: Simplify right side
42,741,334,251.91x = 948,527,504,411,072,790,528 - Step 5: Solve for x
x = 948,527,504,411,072,790,528/42,741,334,251.91 - Step 6: Final answer
x = 22,192,276,423.11
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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.