Finding the Fourth Proportional to 59,148,840.20, 88,731,723.78 and 18,211,743.08
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Solution
The fourth proportional to 59,148,840.20, 88,731,723.78 and 18,211,743.08 is: 27,320,220.50
Step by Step Solution
- Step 1: Write the proportion equation
59,148,840.20 : 88,731,723.78 = 18,211,743.08 : x - Step 2: Convert to fraction form
59,148,840.20/88,731,723.78 = 18,211,743.08/x - Step 3: Cross multiply
59,148,840.20x = 88,731,723.78 × 18,211,743.08 - Step 4: Simplify right side
59,148,840.20x = 1,615,959,356,526,886.25 - Step 5: Solve for x
x = 1,615,959,356,526,886.25/59,148,840.20 - Step 6: Final answer
x = 27,320,220.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.