Finding the Fourth Proportional to 134,678,765.19, 201,921,191.32 and 82,756,088.24
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Solution
The fourth proportional to 134,678,765.19, 201,921,191.32 and 82,756,088.24 is: 124,074,555.50
Step by Step Solution
- Step 1: Write the proportion equation
134,678,765.19 : 201,921,191.32 = 82,756,088.24 : x - Step 2: Convert to fraction form
134,678,765.19/201,921,191.32 = 82,756,088.24/x - Step 3: Cross multiply
134,678,765.19x = 201,921,191.32 × 82,756,088.24 - Step 4: Simplify right side
134,678,765.19x = 16,710,207,927,012,090 - Step 5: Solve for x
x = 16,710,207,927,012,090/134,678,765.19 - Step 6: Final answer
x = 124,074,555.50
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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.