Finding the Fourth Proportional to 384,033,524.13, 575,985,313.57 and 107,621,121.66
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Solution
The fourth proportional to 384,033,524.13, 575,985,313.57 and 107,621,121.66 is: 161,413,474.63
Step by Step Solution
- Step 1: Write the proportion equation
384,033,524.13 : 575,985,313.57 = 107,621,121.66 : x - Step 2: Convert to fraction form
384,033,524.13/575,985,313.57 = 107,621,121.66/x - Step 3: Cross multiply
384,033,524.13x = 575,985,313.57 × 107,621,121.66 - Step 4: Simplify right side
384,033,524.13x = 61,988,185,506,090,224 - Step 5: Solve for x
x = 61,988,185,506,090,224/384,033,524.13 - Step 6: Final answer
x = 161,413,474.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.