Finding the Fourth Proportional to 110,765,259.39, 152,852,840.60 and 61,204,845.63
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Solution
The fourth proportional to 110,765,259.39, 152,852,840.60 and 61,204,845.63 is: 84,460,909.17
Step by Step Solution
- Step 1: Write the proportion equation
110,765,259.39 : 152,852,840.60 = 61,204,845.63 : x - Step 2: Convert to fraction form
110,765,259.39/152,852,840.60 = 61,204,845.63/x - Step 3: Cross multiply
110,765,259.39x = 152,852,840.60 × 61,204,845.63 - Step 4: Simplify right side
110,765,259.39x = 9,355,334,512,723,972 - Step 5: Solve for x
x = 9,355,334,512,723,972/110,765,259.39 - Step 6: Final answer
x = 84,460,909.17
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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.