Finding the Fourth Proportional to 133,657,945.98, 184,436,697.51 and 74,120,950.14
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Solution
The fourth proportional to 133,657,945.98, 184,436,697.51 and 74,120,950.14 is: 102,280,662.48
Step by Step Solution
- Step 1: Write the proportion equation
133,657,945.98 : 184,436,697.51 = 74,120,950.14 : x - Step 2: Convert to fraction form
133,657,945.98/184,436,697.51 = 74,120,950.14/x - Step 3: Cross multiply
133,657,945.98x = 184,436,697.51 × 74,120,950.14 - Step 4: Simplify right side
133,657,945.98x = 13,670,623,260,124,972 - Step 5: Solve for x
x = 13,670,623,260,124,972/133,657,945.98 - Step 6: Final answer
x = 102,280,662.48
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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.