Finding the Fourth Proportional to 347,460,148.29, 521,189,804.25 and 88,675,396.21
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Solution
The fourth proportional to 347,460,148.29, 521,189,804.25 and 88,675,396.21 is: 133,012,987.59
Step by Step Solution
- Step 1: Write the proportion equation
347,460,148.29 : 521,189,804.25 = 88,675,396.21 : x - Step 2: Convert to fraction form
347,460,148.29/521,189,804.25 = 88,675,396.21/x - Step 3: Cross multiply
347,460,148.29x = 521,189,804.25 × 88,675,396.21 - Step 4: Simplify right side
347,460,148.29x = 46,216,712,391,178,112 - Step 5: Solve for x
x = 46,216,712,391,178,112/347,460,148.29 - Step 6: Final answer
x = 133,012,987.59
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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.