Finding the Fourth Proportional to 220,048,405.26, 330,083,572.05 and 83,744,352.78
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Solution
The fourth proportional to 220,048,405.26, 330,083,572.05 and 83,744,352.78 is: 125,620,701.83
Step by Step Solution
- Step 1: Write the proportion equation
220,048,405.26 : 330,083,572.05 = 83,744,352.78 : x - Step 2: Convert to fraction form
220,048,405.26/330,083,572.05 = 83,744,352.78/x - Step 3: Cross multiply
220,048,405.26x = 330,083,572.05 × 83,744,352.78 - Step 4: Simplify right side
220,048,405.26x = 27,642,635,104,637,748 - Step 5: Solve for x
x = 27,642,635,104,637,748/220,048,405.26 - Step 6: Final answer
x = 125,620,701.83
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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.