Finding the Fourth Proportional to 423,771,619.69, 584,817,506.05 and 233,022,728.68
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Solution
The fourth proportional to 423,771,619.69, 584,817,506.05 and 233,022,728.68 is: 321,578,333.00
Step by Step Solution
- Step 1: Write the proportion equation
423,771,619.69 : 584,817,506.05 = 233,022,728.68 : x - Step 2: Convert to fraction form
423,771,619.69/584,817,506.05 = 233,022,728.68/x - Step 3: Cross multiply
423,771,619.69x = 584,817,506.05 × 233,022,728.68 - Step 4: Simplify right side
423,771,619.69x = 136,275,771,035,514,208 - Step 5: Solve for x
x = 136,275,771,035,514,208/423,771,619.69 - Step 6: Final answer
x = 321,578,333.00
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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.