Finding the Fourth Proportional to 562,019,603.76, 775,596,235.41 and 307,696,717.50
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Solution
The fourth proportional to 562,019,603.76, 775,596,235.41 and 307,696,717.50 is: 424,626,497.27
Step by Step Solution
- Step 1: Write the proportion equation
562,019,603.76 : 775,596,235.41 = 307,696,717.50 : x - Step 2: Convert to fraction form
562,019,603.76/775,596,235.41 = 307,696,717.50/x - Step 3: Cross multiply
562,019,603.76x = 775,596,235.41 × 307,696,717.50 - Step 4: Simplify right side
562,019,603.76x = 238,648,415,741,014,272 - Step 5: Solve for x
x = 238,648,415,741,014,272/562,019,603.76 - Step 6: Final answer
x = 424,626,497.27
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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.