Finding the Fourth Proportional to 250,602,237,140.68, 345,831,124,561.26 and 136,417,724,968.42
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Solution
The fourth proportional to 250,602,237,140.68, 345,831,124,561.26 and 136,417,724,968.42 is: 188,256,480,764.91
Step by Step Solution
- Step 1: Write the proportion equation
250,602,237,140.68 : 345,831,124,561.26 = 136,417,724,968.42 : x - Step 2: Convert to fraction form
250,602,237,140.68/345,831,124,561.26 = 136,417,724,968.42/x - Step 3: Cross multiply
250,602,237,140.68x = 345,831,124,561.26 × 136,417,724,968.42 - Step 4: Simplify right side
250,602,237,140.68x = 47,177,495,235,917,363,806,208 - Step 5: Solve for x
x = 47,177,495,235,917,363,806,208/250,602,237,140.68 - Step 6: Final answer
x = 188,256,480,764.91
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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.