Finding the Fourth Proportional to 517,661,163.03, 776,600,813.05 and 167,879,957.06
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Solution
The fourth proportional to 517,661,163.03, 776,600,813.05 and 167,879,957.06 is: 251,855,307.02
Step by Step Solution
- Step 1: Write the proportion equation
517,661,163.03 : 776,600,813.05 = 167,879,957.06 : x - Step 2: Convert to fraction form
517,661,163.03/776,600,813.05 = 167,879,957.06/x - Step 3: Cross multiply
517,661,163.03x = 776,600,813.05 × 167,879,957.06 - Step 4: Simplify right side
517,661,163.03x = 130,375,711,147,595,088 - Step 5: Solve for x
x = 130,375,711,147,595,088/517,661,163.03 - Step 6: Final answer
x = 251,855,307.02
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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.