Finding the Fourth Proportional to 474,875,546.73, 655,328,316.62 and 263,196,043.75
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Solution
The fourth proportional to 474,875,546.73, 655,328,316.62 and 263,196,043.75 is: 363,210,574.81
Step by Step Solution
- Step 1: Write the proportion equation
474,875,546.73 : 655,328,316.62 = 263,196,043.75 : x - Step 2: Convert to fraction form
474,875,546.73/655,328,316.62 = 263,196,043.75/x - Step 3: Cross multiply
474,875,546.73x = 655,328,316.62 × 263,196,043.75 - Step 4: Simplify right side
474,875,546.73x = 172,479,820,291,731,360 - Step 5: Solve for x
x = 172,479,820,291,731,360/474,875,546.73 - Step 6: Final answer
x = 363,210,574.81
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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.