Finding the Fourth Proportional to 590,490,694.30, 885,736,041.45 and 202,184,470.30
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Solution
The fourth proportional to 590,490,694.30, 885,736,041.45 and 202,184,470.30 is: 303,276,705.45
Step by Step Solution
- Step 1: Write the proportion equation
590,490,694.30 : 885,736,041.45 = 202,184,470.30 : x - Step 2: Convert to fraction form
590,490,694.30/885,736,041.45 = 202,184,470.30/x - Step 3: Cross multiply
590,490,694.30x = 885,736,041.45 × 202,184,470.30 - Step 4: Simplify right side
590,490,694.30x = 179,082,072,366,187,104 - Step 5: Solve for x
x = 179,082,072,366,187,104/590,490,694.30 - Step 6: Final answer
x = 303,276,705.45
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1.5x scale
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.