Finding the Fourth Proportional to 93,266,629.34, 139,608,811.58 and 68,702,245.34
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Solution
The fourth proportional to 93,266,629.34, 139,608,811.58 and 68,702,245.34 is: 102,838,913.47
Step by Step Solution
- Step 1: Write the proportion equation
93,266,629.34 : 139,608,811.58 = 68,702,245.34 : x - Step 2: Convert to fraction form
93,266,629.34/139,608,811.58 = 68,702,245.34/x - Step 3: Cross multiply
93,266,629.34x = 139,608,811.58 × 68,702,245.34 - Step 4: Simplify right side
93,266,629.34x = 9,591,438,823,753,436 - Step 5: Solve for x
x = 9,591,438,823,753,436/93,266,629.34 - Step 6: Final answer
x = 102,838,913.47
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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.