Finding the Fourth Proportional to 88,195,846.02, 121,709,630.07 and 49,037,319.42
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Solution
The fourth proportional to 88,195,846.02, 121,709,630.07 and 49,037,319.42 is: 67,671,146.38
Step by Step Solution
- Step 1: Write the proportion equation
88,195,846.02 : 121,709,630.07 = 49,037,319.42 : x - Step 2: Convert to fraction form
88,195,846.02/121,709,630.07 = 49,037,319.42/x - Step 3: Cross multiply
88,195,846.02x = 121,709,630.07 × 49,037,319.42 - Step 4: Simplify right side
88,195,846.02x = 5,968,314,006,232,627 - Step 5: Solve for x
x = 5,968,314,006,232,627/88,195,846.02 - Step 6: Final answer
x = 67,671,146.38
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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.