Finding the Fourth Proportional to 2,720,167,917,581.20, 4,080,825,001,601.50 and 882,163,280,850.90
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Solution
The fourth proportional to 2,720,167,917,581.20, 4,080,825,001,601.50 and 882,163,280,850.90 is: 1,323,430,788,490.54
Step by Step Solution
- Step 1: Write the proportion equation
2,720,167,917,581.20 : 4,080,825,001,601.50 = 882,163,280,850.90 : x - Step 2: Convert to fraction form
2,720,167,917,581.20/4,080,825,001,601.50 = 882,163,280,850.90/x - Step 3: Cross multiply
2,720,167,917,581.20x = 4,080,825,001,601.50 × 882,163,280,850.90 - Step 4: Simplify right side
2,720,167,917,581.20x = 3,599,953,971,991,158,536,011,776 - Step 5: Solve for x
x = 3,599,953,971,991,158,536,011,776/2,720,167,917,581.20 - Step 6: Final answer
x = 1,323,430,788,490.54
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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.