Finding the Fourth Proportional to 240,546,062.88, 331,953,566.68 and 130,537,775.88
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Solution
The fourth proportional to 240,546,062.88, 331,953,566.68 and 130,537,775.88 is: 180,142,130.66
Step by Step Solution
- Step 1: Write the proportion equation
240,546,062.88 : 331,953,566.68 = 130,537,775.88 : x - Step 2: Convert to fraction form
240,546,062.88/331,953,566.68 = 130,537,775.88/x - Step 3: Cross multiply
240,546,062.88x = 331,953,566.68 × 130,537,775.88 - Step 4: Simplify right side
240,546,062.88x = 43,332,480,289,840,472 - Step 5: Solve for x
x = 43,332,480,289,840,472/240,546,062.88 - Step 6: Final answer
x = 180,142,130.66
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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.