Finding the Fourth Proportional to 192,994,272.84, 266,334,154.50 and 104,888,275.56
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Solution
The fourth proportional to 192,994,272.84, 266,334,154.50 and 104,888,275.56 is: 144,746,938.74
Step by Step Solution
- Step 1: Write the proportion equation
192,994,272.84 : 266,334,154.50 = 104,888,275.56 : x - Step 2: Convert to fraction form
192,994,272.84/266,334,154.50 = 104,888,275.56/x - Step 3: Cross multiply
192,994,272.84x = 266,334,154.50 × 104,888,275.56 - Step 4: Simplify right side
192,994,272.84x = 27,935,330,188,235,616 - Step 5: Solve for x
x = 27,935,330,188,235,616/192,994,272.84 - Step 6: Final answer
x = 144,746,938.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.