Finding the Fourth Proportional to 98,330,849.80, 147,496,274.70 and 93,292,001.80
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Solution
The fourth proportional to 98,330,849.80, 147,496,274.70 and 93,292,001.80 is: 139,938,002.70
Step by Step Solution
- Step 1: Write the proportion equation
98,330,849.80 : 147,496,274.70 = 93,292,001.80 : x - Step 2: Convert to fraction form
98,330,849.80/147,496,274.70 = 93,292,001.80/x - Step 3: Cross multiply
98,330,849.80x = 147,496,274.70 × 93,292,001.80 - Step 4: Simplify right side
98,330,849.80x = 13,760,222,724,805,692 - Step 5: Solve for x
x = 13,760,222,724,805,692/98,330,849.80 - Step 6: Final answer
x = 139,938,002.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.