Finding the Fourth Proportional to 1,748,818,234.81, 2,413,363,304.90 and 955,863,754.63
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Solution
The fourth proportional to 1,748,818,234.81, 2,413,363,304.90 and 955,863,754.63 is: 1,319,088,778.92
Step by Step Solution
- Step 1: Write the proportion equation
1,748,818,234.81 : 2,413,363,304.90 = 955,863,754.63 : x - Step 2: Convert to fraction form
1,748,818,234.81/2,413,363,304.90 = 955,863,754.63/x - Step 3: Cross multiply
1,748,818,234.81x = 2,413,363,304.90 × 955,863,754.63 - Step 4: Simplify right side
1,748,818,234.81x = 2,306,846,509,904,335,872 - Step 5: Solve for x
x = 2,306,846,509,904,335,872/1,748,818,234.81 - Step 6: Final answer
x = 1,319,088,778.92
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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.