Finding the Fourth Proportional to 417,997,764.84, 576,767,190.42 and 232,333,537.08
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Solution
The fourth proportional to 417,997,764.84, 576,767,190.42 and 232,333,537.08 is: 320,581,526.25
Step by Step Solution
- Step 1: Write the proportion equation
417,997,764.84 : 576,767,190.42 = 232,333,537.08 : x - Step 2: Convert to fraction form
417,997,764.84/576,767,190.42 = 232,333,537.08/x - Step 3: Cross multiply
417,997,764.84x = 576,767,190.42 × 232,333,537.08 - Step 4: Simplify right side
417,997,764.84x = 134,002,361,421,972,496 - Step 5: Solve for x
x = 134,002,361,421,972,496/417,997,764.84 - Step 6: Final answer
x = 320,581,526.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.