Finding the Fourth Proportional to 303,368,589.12, 418,529,530.52 and 176,187,616.61
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Solution
The fourth proportional to 303,368,589.12, 418,529,530.52 and 176,187,616.61 is: 243,069,728.07
Step by Step Solution
- Step 1: Write the proportion equation
303,368,589.12 : 418,529,530.52 = 176,187,616.61 : x - Step 2: Convert to fraction form
303,368,589.12/418,529,530.52 = 176,187,616.61/x - Step 3: Cross multiply
303,368,589.12x = 418,529,530.52 × 176,187,616.61 - Step 4: Simplify right side
303,368,589.12x = 73,739,720,461,143,536 - Step 5: Solve for x
x = 73,739,720,461,143,536/303,368,589.12 - Step 6: Final answer
x = 243,069,728.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.