Finding the Fourth Proportional to 3,677,210,415.80, 5,515,815,623.70 and 2,951,616,303.80
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Solution
The fourth proportional to 3,677,210,415.80, 5,515,815,623.70 and 2,951,616,303.80 is: 4,427,424,455.70
Step by Step Solution
- Step 1: Write the proportion equation
3,677,210,415.80 : 5,515,815,623.70 = 2,951,616,303.80 : x - Step 2: Convert to fraction form
3,677,210,415.80/5,515,815,623.70 = 2,951,616,303.80/x - Step 3: Cross multiply
3,677,210,415.80x = 5,515,815,623.70 × 2,951,616,303.80 - Step 4: Simplify right side
3,677,210,415.80x = 16,280,571,323,667,685,376 - Step 5: Solve for x
x = 16,280,571,323,667,685,376/3,677,210,415.80 - Step 6: Final answer
x = 4,427,424,455.70
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1.5x scale
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.