Finding the Fourth Proportional to 1,724,773,588.14, 2,586,126,090.21 and 790,926,574.96
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Solution
The fourth proportional to 1,724,773,588.14, 2,586,126,090.21 and 790,926,574.96 is: 1,185,915,568.87
Step by Step Solution
- Step 1: Write the proportion equation
1,724,773,588.14 : 2,586,126,090.21 = 790,926,574.96 : x - Step 2: Convert to fraction form
1,724,773,588.14/2,586,126,090.21 = 790,926,574.96/x - Step 3: Cross multiply
1,724,773,588.14x = 2,586,126,090.21 × 790,926,574.96 - Step 4: Simplify right side
1,724,773,588.14x = 2,045,435,850,944,491,520 - Step 5: Solve for x
x = 2,045,435,850,944,491,520/1,724,773,588.14 - Step 6: Final answer
x = 1,185,915,568.87
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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.