Finding the Fourth Proportional to 2,540,527,266.17, 3,810,368,225.23 and 769,476,910.29
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Solution
The fourth proportional to 2,540,527,266.17, 3,810,368,225.23 and 769,476,910.29 is: 1,154,087,345.59
Step by Step Solution
- Step 1: Write the proportion equation
2,540,527,266.17 : 3,810,368,225.23 = 769,476,910.29 : x - Step 2: Convert to fraction form
2,540,527,266.17/3,810,368,225.23 = 769,476,910.29/x - Step 3: Cross multiply
2,540,527,266.17x = 3,810,368,225.23 × 769,476,910.29 - Step 4: Simplify right side
2,540,527,266.17x = 2,931,990,369,013,323,776 - Step 5: Solve for x
x = 2,931,990,369,013,323,776/2,540,527,266.17 - Step 6: Final answer
x = 1,154,087,345.59
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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.