Finding the Fourth Proportional to 112,331,128.60, 168,515,355.30 and 44,176,043.80
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Solution
The fourth proportional to 112,331,128.60, 168,515,355.30 and 44,176,043.80 is: 66,271,404.99
Step by Step Solution
- Step 1: Write the proportion equation
112,331,128.60 : 168,515,355.30 = 44,176,043.80 : x - Step 2: Convert to fraction form
112,331,128.60/168,515,355.30 = 44,176,043.80/x - Step 3: Cross multiply
112,331,128.60x = 168,515,355.30 × 44,176,043.80 - Step 4: Simplify right side
112,331,128.60x = 7,444,341,716,705,362 - Step 5: Solve for x
x = 7,444,341,716,705,362/112,331,128.60 - Step 6: Final answer
x = 66,271,404.99
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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.