Finding the Fourth Proportional to 270,655,606.58, 406,154,188.49 and 115,209,160.79
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Solution
The fourth proportional to 270,655,606.58, 406,154,188.49 and 115,209,160.79 is: 172,886,436.01
Step by Step Solution
- Step 1: Write the proportion equation
270,655,606.58 : 406,154,188.49 = 115,209,160.79 : x - Step 2: Convert to fraction form
270,655,606.58/406,154,188.49 = 115,209,160.79/x - Step 3: Cross multiply
270,655,606.58x = 406,154,188.49 × 115,209,160.79 - Step 4: Simplify right side
270,655,606.58x = 46,792,683,207,604,832 - Step 5: Solve for x
x = 46,792,683,207,604,832/270,655,606.58 - Step 6: Final answer
x = 172,886,436.01
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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.