Finding the Fourth Proportional to 293,641,937.96, 405,236,528.96 and 168,218,374.41
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Solution
The fourth proportional to 293,641,937.96, 405,236,528.96 and 168,218,374.41 is: 232,147,460.36
Step by Step Solution
- Step 1: Write the proportion equation
293,641,937.96 : 405,236,528.96 = 168,218,374.41 : x - Step 2: Convert to fraction form
293,641,937.96/405,236,528.96 = 168,218,374.41/x - Step 3: Cross multiply
293,641,937.96x = 405,236,528.96 × 168,218,374.41 - Step 4: Simplify right side
293,641,937.96x = 68,168,230,152,360,992 - Step 5: Solve for x
x = 68,168,230,152,360,992/293,641,937.96 - Step 6: Final answer
x = 232,147,460.36
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.