Finding the Fourth Proportional to 146,596,763.97, 219,895,812.99 and 49,552,991.10
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Solution
The fourth proportional to 146,596,763.97, 219,895,812.99 and 49,552,991.10 is: 74,329,712.12
Step by Step Solution
- Step 1: Write the proportion equation
146,596,763.97 : 219,895,812.99 = 49,552,991.10 : x - Step 2: Convert to fraction form
146,596,763.97/219,895,812.99 = 49,552,991.10/x - Step 3: Cross multiply
146,596,763.97x = 219,895,812.99 × 49,552,991.10 - Step 4: Simplify right side
146,596,763.97x = 10,896,495,264,020,736 - Step 5: Solve for x
x = 10,896,495,264,020,736/146,596,763.97 - Step 6: Final answer
x = 74,329,712.12
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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.