Finding the Fourth Proportional to 99,645,357.20, 149,468,035.80 and 93,586,929.80
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Solution
The fourth proportional to 99,645,357.20, 149,468,035.80 and 93,586,929.80 is: 140,380,394.70
Step by Step Solution
- Step 1: Write the proportion equation
99,645,357.20 : 149,468,035.80 = 93,586,929.80 : x - Step 2: Convert to fraction form
99,645,357.20/149,468,035.80 = 93,586,929.80/x - Step 3: Cross multiply
99,645,357.20x = 149,468,035.80 × 93,586,929.80 - Step 4: Simplify right side
99,645,357.20x = 13,988,254,573,758,488 - Step 5: Solve for x
x = 13,988,254,573,758,488/99,645,357.20 - Step 6: Final answer
x = 140,380,394.70
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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.