Finding the Fourth Proportional to 358,796,750.40, 502,655,572.80 and 358,796,750.40
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Solution
The fourth proportional to 358,796,750.40, 502,655,572.80 and 358,796,750.40 is: 502,655,572.80
Step by Step Solution
- Step 1: Write the proportion equation
358,796,750.40 : 502,655,572.80 = 358,796,750.40 : x - Step 2: Convert to fraction form
358,796,750.40/502,655,572.80 = 358,796,750.40/x - Step 3: Cross multiply
358,796,750.40x = 502,655,572.80 × 358,796,750.40 - Step 4: Simplify right side
358,796,750.40x = 180,351,186,091,090,624 - Step 5: Solve for x
x = 180,351,186,091,090,624/358,796,750.40 - Step 6: Final answer
x = 502,655,572.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.