Finding the Fourth Proportional to 1,656,288,230.10, 2,484,432,345.15 and 1,645,538,687.70
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Solution
The fourth proportional to 1,656,288,230.10, 2,484,432,345.15 and 1,645,538,687.70 is: 2,468,308,031.55
Step by Step Solution
- Step 1: Write the proportion equation
1,656,288,230.10 : 2,484,432,345.15 = 1,645,538,687.70 : x - Step 2: Convert to fraction form
1,656,288,230.10/2,484,432,345.15 = 1,645,538,687.70/x - Step 3: Cross multiply
1,656,288,230.10x = 2,484,432,345.15 × 1,645,538,687.70 - Step 4: Simplify right side
1,656,288,230.10x = 4,088,229,540,917,564,928 - Step 5: Solve for x
x = 4,088,229,540,917,564,928/1,656,288,230.10 - Step 6: Final answer
x = 2,468,308,031.55
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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.