Finding the Fourth Proportional to 98,820,722.04, 136,372,593.71 and 54,774,338.37
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Solution
The fourth proportional to 98,820,722.04, 136,372,593.71 and 54,774,338.37 is: 75,588,585.45
Step by Step Solution
- Step 1: Write the proportion equation
98,820,722.04 : 136,372,593.71 = 54,774,338.37 : x - Step 2: Convert to fraction form
98,820,722.04/136,372,593.71 = 54,774,338.37/x - Step 3: Cross multiply
98,820,722.04x = 136,372,593.71 × 54,774,338.37 - Step 4: Simplify right side
98,820,722.04x = 7,469,718,592,350,328 - Step 5: Solve for x
x = 7,469,718,592,350,328/98,820,722.04 - Step 6: Final answer
x = 75,588,585.45
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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.