Finding the Fourth Proportional to 133,823,020.76, 184,678,952.98 and 75,090,029.84
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Solution
The fourth proportional to 133,823,020.76, 184,678,952.98 and 75,090,029.84 is: 103,626,027.95
Step by Step Solution
- Step 1: Write the proportion equation
133,823,020.76 : 184,678,952.98 = 75,090,029.84 : x - Step 2: Convert to fraction form
133,823,020.76/184,678,952.98 = 75,090,029.84/x - Step 3: Cross multiply
133,823,020.76x = 184,678,952.98 × 75,090,029.84 - Step 4: Simplify right side
133,823,020.76x = 13,867,548,090,088,156 - Step 5: Solve for x
x = 13,867,548,090,088,156/133,823,020.76 - Step 6: Final answer
x = 103,626,027.95
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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.