Finding the Fourth Proportional to 83,554,472.70, 125,092,560.60 and 73,988,534.70
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Solution
The fourth proportional to 83,554,472.70, 125,092,560.60 and 73,988,534.70 is: 110,771,033.09
Step by Step Solution
- Step 1: Write the proportion equation
83,554,472.70 : 125,092,560.60 = 73,988,534.70 : x - Step 2: Convert to fraction form
83,554,472.70/125,092,560.60 = 73,988,534.70/x - Step 3: Cross multiply
83,554,472.70x = 125,092,560.60 × 73,988,534.70 - Step 4: Simplify right side
83,554,472.70x = 9,255,415,260,664,952 - Step 5: Solve for x
x = 9,255,415,260,664,952/83,554,472.70 - Step 6: Final answer
x = 110,771,033.09
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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.