Finding the Fourth Proportional to 2,208,564,399,803.60, 3,313,177,845,555.90 and 775,719,747,653.38
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Solution
The fourth proportional to 2,208,564,399,803.60, 3,313,177,845,555.90 and 775,719,747,653.38 is: 1,163,695,965,811.07
Step by Step Solution
- Step 1: Write the proportion equation
2,208,564,399,803.60 : 3,313,177,845,555.90 = 775,719,747,653.38 : x - Step 2: Convert to fraction form
2,208,564,399,803.60/3,313,177,845,555.90 = 775,719,747,653.38/x - Step 3: Cross multiply
2,208,564,399,803.60x = 3,313,177,845,555.90 × 775,719,747,653.38 - Step 4: Simplify right side
2,208,564,399,803.60x = 2,570,097,482,285,392,039,247,872 - Step 5: Solve for x
x = 2,570,097,482,285,392,039,247,872/2,208,564,399,803.60 - Step 6: Final answer
x = 1,163,695,965,811.07
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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.