Finding the Fourth Proportional to 146,805,729.60, 202,604,815.68 and 80,737,871.52
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Solution
The fourth proportional to 146,805,729.60, 202,604,815.68 and 80,737,871.52 is: 111,425,362.09
Step by Step Solution
- Step 1: Write the proportion equation
146,805,729.60 : 202,604,815.68 = 80,737,871.52 : x - Step 2: Convert to fraction form
146,805,729.60/202,604,815.68 = 80,737,871.52/x - Step 3: Cross multiply
146,805,729.60x = 202,604,815.68 × 80,737,871.52 - Step 4: Simplify right side
146,805,729.60x = 16,357,881,577,705,122 - Step 5: Solve for x
x = 16,357,881,577,705,122/146,805,729.60 - Step 6: Final answer
x = 111,425,362.09
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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.