Finding the Fourth Proportional to 107,276,909.20, 160,915,363.80 and 26,497,877.20
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Solution
The fourth proportional to 107,276,909.20, 160,915,363.80 and 26,497,877.20 is: 39,746,815.80
Step by Step Solution
- Step 1: Write the proportion equation
107,276,909.20 : 160,915,363.80 = 26,497,877.20 : x - Step 2: Convert to fraction form
107,276,909.20/160,915,363.80 = 26,497,877.20/x - Step 3: Cross multiply
107,276,909.20x = 160,915,363.80 × 26,497,877.20 - Step 4: Simplify right side
107,276,909.20x = 4,263,915,549,565,725.50 - Step 5: Solve for x
x = 4,263,915,549,565,725.50/107,276,909.20 - Step 6: Final answer
x = 39,746,815.80
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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.