Finding the Fourth Proportional to 161,614,222.13, 242,421,335.26 and 38,792,539.26
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Solution
The fourth proportional to 161,614,222.13, 242,421,335.26 and 38,792,539.26 is: 58,188,809.38
Step by Step Solution
- Step 1: Write the proportion equation
161,614,222.13 : 242,421,335.26 = 38,792,539.26 : x - Step 2: Convert to fraction form
161,614,222.13/242,421,335.26 = 38,792,539.26/x - Step 3: Cross multiply
161,614,222.13x = 242,421,335.26 × 38,792,539.26 - Step 4: Simplify right side
161,614,222.13x = 9,404,139,165,438,190 - Step 5: Solve for x
x = 9,404,139,165,438,190/161,614,222.13 - Step 6: Final answer
x = 58,188,809.38
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1.5x scale
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.