Finding the Fourth Proportional to 177,826,589.44, 245,403,599.12 and 97,357,238.80
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Solution
The fourth proportional to 177,826,589.44, 245,403,599.12 and 97,357,238.80 is: 134,354,580.36
Step by Step Solution
- Step 1: Write the proportion equation
177,826,589.44 : 245,403,599.12 = 97,357,238.80 : x - Step 2: Convert to fraction form
177,826,589.44/245,403,599.12 = 97,357,238.80/x - Step 3: Cross multiply
177,826,589.44x = 245,403,599.12 × 97,357,238.80 - Step 4: Simplify right side
177,826,589.44x = 23,891,816,801,905,308 - Step 5: Solve for x
x = 23,891,816,801,905,308/177,826,589.44 - Step 6: Final answer
x = 134,354,580.36
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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.