Finding the Fourth Proportional to 347,460,155.58, 521,189,815.14 and 88,675,403.49
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Solution
The fourth proportional to 347,460,155.58, 521,189,815.14 and 88,675,403.49 is: 133,012,998.50
Step by Step Solution
- Step 1: Write the proportion equation
347,460,155.58 : 521,189,815.14 = 88,675,403.49 : x - Step 2: Convert to fraction form
347,460,155.58/521,189,815.14 = 88,675,403.49/x - Step 3: Cross multiply
347,460,155.58x = 521,189,815.14 × 88,675,403.49 - Step 4: Simplify right side
347,460,155.58x = 46,216,717,152,418,008 - Step 5: Solve for x
x = 46,216,717,152,418,008/347,460,155.58 - Step 6: Final answer
x = 133,012,998.50
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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.