Finding the Fourth Proportional to 359,366,247.84, 539,028,117.36 and 100,575,740.64
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Solution
The fourth proportional to 359,366,247.84, 539,028,117.36 and 100,575,740.64 is: 150,857,662.50
Step by Step Solution
- Step 1: Write the proportion equation
359,366,247.84 : 539,028,117.36 = 100,575,740.64 : x - Step 2: Convert to fraction form
359,366,247.84/539,028,117.36 = 100,575,740.64/x - Step 3: Cross multiply
359,366,247.84x = 539,028,117.36 × 100,575,740.64 - Step 4: Simplify right side
359,366,247.84x = 54,213,152,129,266,840 - Step 5: Solve for x
x = 54,213,152,129,266,840/359,366,247.84 - Step 6: Final answer
x = 150,857,662.50
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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.