Finding the Fourth Proportional to 705,159,026.14, 1,057,743,046.58 and 207,167,503.94
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Solution
The fourth proportional to 705,159,026.14, 1,057,743,046.58 and 207,167,503.94 is: 310,752,580.12
Step by Step Solution
- Step 1: Write the proportion equation
705,159,026.14 : 1,057,743,046.58 = 207,167,503.94 : x - Step 2: Convert to fraction form
705,159,026.14/1,057,743,046.58 = 207,167,503.94/x - Step 3: Cross multiply
705,159,026.14x = 1,057,743,046.58 × 207,167,503.94 - Step 4: Simplify right side
705,159,026.14x = 219,129,986,769,869,760 - Step 5: Solve for x
x = 219,129,986,769,869,760/705,159,026.14 - Step 6: Final answer
x = 310,752,580.12
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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.