Finding the Fourth Proportional to 88,600,817.48, 122,261,150.36 and 55,550,501.68
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Solution
The fourth proportional to 88,600,817.48, 122,261,150.36 and 55,550,501.68 is: 76,654,690.46
Step by Step Solution
- Step 1: Write the proportion equation
88,600,817.48 : 122,261,150.36 = 55,550,501.68 : x - Step 2: Convert to fraction form
88,600,817.48/122,261,150.36 = 55,550,501.68/x - Step 3: Cross multiply
88,600,817.48x = 122,261,150.36 × 55,550,501.68 - Step 4: Simplify right side
88,600,817.48x = 6,791,668,238,471,913 - Step 5: Solve for x
x = 6,791,668,238,471,913/88,600,817.48 - Step 6: Final answer
x = 76,654,690.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.