Finding the Fourth Proportional to 240,989,950.58, 332,573,146.79 and 136,564,549.70
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Solution
The fourth proportional to 240,989,950.58, 332,573,146.79 and 136,564,549.70 is: 188,463,053.85
Step by Step Solution
- Step 1: Write the proportion equation
240,989,950.58 : 332,573,146.79 = 136,564,549.70 : x - Step 2: Convert to fraction form
240,989,950.58/332,573,146.79 = 136,564,549.70/x - Step 3: Cross multiply
240,989,950.58x = 332,573,146.79 × 136,564,549.70 - Step 4: Simplify right side
240,989,950.58x = 45,417,702,031,342,664 - Step 5: Solve for x
x = 45,417,702,031,342,664/240,989,950.58 - Step 6: Final answer
x = 188,463,053.85
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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.