Finding the Fourth Proportional to 266,130,610.84, 367,261,521.96 and 148,660,892.20
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Solution
The fourth proportional to 266,130,610.84, 367,261,521.96 and 148,660,892.20 is: 205,152,745.69
Step by Step Solution
- Step 1: Write the proportion equation
266,130,610.84 : 367,261,521.96 = 148,660,892.20 : x - Step 2: Convert to fraction form
266,130,610.84/367,261,521.96 = 148,660,892.20/x - Step 3: Cross multiply
266,130,610.84x = 367,261,521.96 × 148,660,892.20 - Step 4: Simplify right side
266,130,610.84x = 54,597,425,525,303,488 - Step 5: Solve for x
x = 54,597,425,525,303,488/266,130,610.84 - Step 6: Final answer
x = 205,152,745.69
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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.