Finding the Fourth Proportional to 177,498,358.60, 266,121,566.70 and 68,281,328.20
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Solution
The fourth proportional to 177,498,358.60, 266,121,566.70 and 68,281,328.20 is: 102,373,532.80
Step by Step Solution
- Step 1: Write the proportion equation
177,498,358.60 : 266,121,566.70 = 68,281,328.20 : x - Step 2: Convert to fraction form
177,498,358.60/266,121,566.70 = 68,281,328.20/x - Step 3: Cross multiply
177,498,358.60x = 266,121,566.70 × 68,281,328.20 - Step 4: Simplify right side
177,498,358.60x = 18,171,134,036,940,892 - Step 5: Solve for x
x = 18,171,134,036,940,892/177,498,358.60 - Step 6: Final answer
x = 102,373,532.80
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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.