Finding the Fourth Proportional to 8,769,692,449.53, 13,149,285,421.01 and 2,791,236,250.17
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Solution
The fourth proportional to 8,769,692,449.53, 13,149,285,421.01 and 2,791,236,250.17 is: 4,185,182,358.69
Step by Step Solution
- Step 1: Write the proportion equation
8,769,692,449.53 : 13,149,285,421.01 = 2,791,236,250.17 : x - Step 2: Convert to fraction form
8,769,692,449.53/13,149,285,421.01 = 2,791,236,250.17/x - Step 3: Cross multiply
8,769,692,449.53x = 13,149,285,421.01 × 2,791,236,250.17 - Step 4: Simplify right side
8,769,692,449.53x = 36,702,762,130,941,042,688 - Step 5: Solve for x
x = 36,702,762,130,941,042,688/8,769,692,449.53 - Step 6: Final answer
x = 4,185,182,358.69
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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.