Finding the Fourth Proportional to 169,213,404.20, 253,820,106.30 and 48,029,109.80
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Solution
The fourth proportional to 169,213,404.20, 253,820,106.30 and 48,029,109.80 is: 72,043,664.70
Step by Step Solution
- Step 1: Write the proportion equation
169,213,404.20 : 253,820,106.30 = 48,029,109.80 : x - Step 2: Convert to fraction form
169,213,404.20/253,820,106.30 = 48,029,109.80/x - Step 3: Cross multiply
169,213,404.20x = 253,820,106.30 × 48,029,109.80 - Step 4: Simplify right side
169,213,404.20x = 12,190,753,754,930,372 - Step 5: Solve for x
x = 12,190,753,754,930,372/169,213,404.20 - Step 6: Final answer
x = 72,043,664.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.