Finding the Fourth Proportional to 107,648,998.65, 161,473,497.98 and 107,648,998.65
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Solution
The fourth proportional to 107,648,998.65, 161,473,497.98 and 107,648,998.65 is: 161,473,497.98
Step by Step Solution
- Step 1: Write the proportion equation
107,648,998.65 : 161,473,497.98 = 107,648,998.65 : x - Step 2: Convert to fraction form
107,648,998.65/161,473,497.98 = 107,648,998.65/x - Step 3: Cross multiply
107,648,998.65x = 161,473,497.98 × 107,648,998.65 - Step 4: Simplify right side
107,648,998.65x = 17,382,460,365,521,554 - Step 5: Solve for x
x = 17,382,460,365,521,554/107,648,998.65 - Step 6: Final answer
x = 161,473,497.98
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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.