Finding the Fourth Proportional to 297,047,177.09, 445,389,162.24 and 141,648,514.28
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Solution
The fourth proportional to 297,047,177.09, 445,389,162.24 and 141,648,514.28 is: 212,386,172.88
Step by Step Solution
- Step 1: Write the proportion equation
297,047,177.09 : 445,389,162.24 = 141,648,514.28 : x - Step 2: Convert to fraction form
297,047,177.09/445,389,162.24 = 141,648,514.28/x - Step 3: Cross multiply
297,047,177.09x = 445,389,162.24 × 141,648,514.28 - Step 4: Simplify right side
297,047,177.09x = 63,088,713,105,482,936 - Step 5: Solve for x
x = 63,088,713,105,482,936/297,047,177.09 - Step 6: Final answer
x = 212,386,172.88
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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.