Finding the Fourth Proportional to 1,468,494,516.47, 2,202,095,384.91 and 778,240,049.99
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Solution
The fourth proportional to 1,468,494,516.47, 2,202,095,384.91 and 778,240,049.99 is: 1,167,017,515.70
Step by Step Solution
- Step 1: Write the proportion equation
1,468,494,516.47 : 2,202,095,384.91 = 778,240,049.99 : x - Step 2: Convert to fraction form
1,468,494,516.47/2,202,095,384.91 = 778,240,049.99/x - Step 3: Cross multiply
1,468,494,516.47x = 2,202,095,384.91 × 778,240,049.99 - Step 4: Simplify right side
1,468,494,516.47x = 1,713,758,822,424,096,000 - Step 5: Solve for x
x = 1,713,758,822,424,096,000/1,468,494,516.47 - Step 6: Final answer
x = 1,167,017,515.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.