Finding the Fourth Proportional to 177,826,734.96, 245,403,799.65 and 97,357,383.99
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Solution
The fourth proportional to 177,826,734.96, 245,403,799.65 and 97,357,383.99 is: 134,354,780.57
Step by Step Solution
- Step 1: Write the proportion equation
177,826,734.96 : 245,403,799.65 = 97,357,383.99 : x - Step 2: Convert to fraction form
177,826,734.96/245,403,799.65 = 97,357,383.99/x - Step 3: Cross multiply
177,826,734.96x = 245,403,799.65 × 97,357,383.99 - Step 4: Simplify right side
177,826,734.96x = 23,891,871,955,130,076 - Step 5: Solve for x
x = 23,891,871,955,130,076/177,826,734.96 - Step 6: Final answer
x = 134,354,780.57
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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.