Finding the Fourth Proportional to 784,947,225.60, 1,177,593,189.12 and 232,206,382.08
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Solution
The fourth proportional to 784,947,225.60, 1,177,593,189.12 and 232,206,382.08 is: 348,360,558.63
Step by Step Solution
- Step 1: Write the proportion equation
784,947,225.60 : 1,177,593,189.12 = 232,206,382.08 : x - Step 2: Convert to fraction form
784,947,225.60/1,177,593,189.12 = 232,206,382.08/x - Step 3: Cross multiply
784,947,225.60x = 1,177,593,189.12 × 232,206,382.08 - Step 4: Simplify right side
784,947,225.60x = 273,444,654,007,604,416 - Step 5: Solve for x
x = 273,444,654,007,604,416/784,947,225.60 - Step 6: Final answer
x = 348,360,558.63
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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.