Finding the Fourth Proportional to 133,710,187.52, 184,452,149.76 and 87,327,591.68
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Solution
The fourth proportional to 133,710,187.52, 184,452,149.76 and 87,327,591.68 is: 120,467,724.39
Step by Step Solution
- Step 1: Write the proportion equation
133,710,187.52 : 184,452,149.76 = 87,327,591.68 : x - Step 2: Convert to fraction form
133,710,187.52/184,452,149.76 = 87,327,591.68/x - Step 3: Cross multiply
133,710,187.52x = 184,452,149.76 × 87,327,591.68 - Step 4: Simplify right side
133,710,187.52x = 16,107,762,018,739,490 - Step 5: Solve for x
x = 16,107,762,018,739,490/133,710,187.52 - Step 6: Final answer
x = 120,467,724.39
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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.