Finding the Fourth Proportional to 302,544,337.80, 453,816,506.70 and 276,716,305.20
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Solution
The fourth proportional to 302,544,337.80, 453,816,506.70 and 276,716,305.20 is: 415,074,457.80
Step by Step Solution
- Step 1: Write the proportion equation
302,544,337.80 : 453,816,506.70 = 276,716,305.20 : x - Step 2: Convert to fraction form
302,544,337.80/453,816,506.70 = 276,716,305.20/x - Step 3: Cross multiply
302,544,337.80x = 453,816,506.70 × 276,716,305.20 - Step 4: Simplify right side
302,544,337.80x = 125,578,426,972,795,040 - Step 5: Solve for x
x = 125,578,426,972,795,040/302,544,337.80 - Step 6: Final answer
x = 415,074,457.80
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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.