Finding the Fourth Proportional to 209,952,203.70, 314,928,305.55 and 183,078,347.70
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Solution
The fourth proportional to 209,952,203.70, 314,928,305.55 and 183,078,347.70 is: 274,617,521.55
Step by Step Solution
- Step 1: Write the proportion equation
209,952,203.70 : 314,928,305.55 = 183,078,347.70 : x - Step 2: Convert to fraction form
209,952,203.70/314,928,305.55 = 183,078,347.70/x - Step 3: Cross multiply
209,952,203.70x = 314,928,305.55 × 183,078,347.70 - Step 4: Simplify right side
209,952,203.70x = 57,656,553,824,054,736 - Step 5: Solve for x
x = 57,656,553,824,054,736/209,952,203.70 - Step 6: Final answer
x = 274,617,521.55
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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.