Finding the Fourth Proportional to 1,959,748,158.06, 2,702,635,847.22 and 1,430,273,475.18
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Solution
The fourth proportional to 1,959,748,158.06, 2,702,635,847.22 and 1,430,273,475.18 is: 1,972,451,587.44
Step by Step Solution
- Step 1: Write the proportion equation
1,959,748,158.06 : 2,702,635,847.22 = 1,430,273,475.18 : x - Step 2: Convert to fraction form
1,959,748,158.06/2,702,635,847.22 = 1,430,273,475.18/x - Step 3: Cross multiply
1,959,748,158.06x = 2,702,635,847.22 × 1,430,273,475.18 - Step 4: Simplify right side
1,959,748,158.06x = 3,865,508,365,349,392,896 - Step 5: Solve for x
x = 3,865,508,365,349,392,896/1,959,748,158.06 - Step 6: Final answer
x = 1,972,451,587.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.