Finding the Fourth Proportional to 88,835,030.40, 122,551,038.18 and 57,483,202.70
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Solution
The fourth proportional to 88,835,030.40, 122,551,038.18 and 57,483,202.70 is: 79,300,092.96
Step by Step Solution
- Step 1: Write the proportion equation
88,835,030.40 : 122,551,038.18 = 57,483,202.70 : x - Step 2: Convert to fraction form
88,835,030.40/122,551,038.18 = 57,483,202.70/x - Step 3: Cross multiply
88,835,030.40x = 122,551,038.18 × 57,483,202.70 - Step 4: Simplify right side
88,835,030.40x = 7,044,626,169,102,757 - Step 5: Solve for x
x = 7,044,626,169,102,757/88,835,030.40 - Step 6: Final answer
x = 79,300,092.96
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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.