Finding the Fourth Proportional to 3,159,227,572.01, 4,737,723,584.12 and 917,808,567.60
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Solution
The fourth proportional to 3,159,227,572.01, 4,737,723,584.12 and 917,808,567.60 is: 1,376,388,119.35
Step by Step Solution
- Step 1: Write the proportion equation
3,159,227,572.01 : 4,737,723,584.12 = 917,808,567.60 : x - Step 2: Convert to fraction form
3,159,227,572.01/4,737,723,584.12 = 917,808,567.60/x - Step 3: Cross multiply
3,159,227,572.01x = 4,737,723,584.12 × 917,808,567.60 - Step 4: Simplify right side
3,159,227,572.01x = 4,348,323,296,438,509,056 - Step 5: Solve for x
x = 4,348,323,296,438,509,056/3,159,227,572.01 - Step 6: Final answer
x = 1,376,388,119.35
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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.