Finding the Fourth Proportional to 340,182,720.87, 509,859,528.16 and 176,330,143.95
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Solution
The fourth proportional to 340,182,720.87, 509,859,528.16 and 176,330,143.95 is: 264,280,336.65
Step by Step Solution
- Step 1: Write the proportion equation
340,182,720.87 : 509,859,528.16 = 176,330,143.95 : x - Step 2: Convert to fraction form
340,182,720.87/509,859,528.16 = 176,330,143.95/x - Step 3: Cross multiply
340,182,720.87x = 509,859,528.16 × 176,330,143.95 - Step 4: Simplify right side
340,182,720.87x = 89,903,603,994,731,872 - Step 5: Solve for x
x = 89,903,603,994,731,872/340,182,720.87 - Step 6: Final answer
x = 264,280,336.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.