Finding the Fourth Proportional to 10,366,917,472.28, 14,306,244,261.08 and 5,609,088,953.09
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Solution
The fourth proportional to 10,366,917,472.28, 14,306,244,261.08 and 5,609,088,953.09 is: 7,740,487,648.29
Step by Step Solution
- Step 1: Write the proportion equation
10,366,917,472.28 : 14,306,244,261.08 = 5,609,088,953.09 : x - Step 2: Convert to fraction form
10,366,917,472.28/14,306,244,261.08 = 5,609,088,953.09/x - Step 3: Cross multiply
10,366,917,472.28x = 14,306,244,261.08 × 5,609,088,953.09 - Step 4: Simplify right side
10,366,917,472.28x = 80,244,996,645,031,034,880 - Step 5: Solve for x
x = 80,244,996,645,031,034,880/10,366,917,472.28 - Step 6: Final answer
x = 7,740,487,648.29
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1.5x scale
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.