Finding the Fourth Proportional to 282,732,603.20, 424,098,904.80 and 228,984,891.20
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Solution
The fourth proportional to 282,732,603.20, 424,098,904.80 and 228,984,891.20 is: 343,477,336.80
Step by Step Solution
- Step 1: Write the proportion equation
282,732,603.20 : 424,098,904.80 = 228,984,891.20 : x - Step 2: Convert to fraction form
282,732,603.20/424,098,904.80 = 228,984,891.20/x - Step 3: Cross multiply
282,732,603.20x = 424,098,904.80 × 228,984,891.20 - Step 4: Simplify right side
282,732,603.20x = 97,112,241,573,667,152 - Step 5: Solve for x
x = 97,112,241,573,667,152/282,732,603.20 - Step 6: Final answer
x = 343,477,336.80
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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.