Finding the Fourth Proportional to 266,248,860.38, 367,459,927.17 and 153,216,029.24
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Solution
The fourth proportional to 266,248,860.38, 367,459,927.17 and 153,216,029.24 is: 211,459,124.62
Step by Step Solution
- Step 1: Write the proportion equation
266,248,860.38 : 367,459,927.17 = 153,216,029.24 : x - Step 2: Convert to fraction form
266,248,860.38/367,459,927.17 = 153,216,029.24/x - Step 3: Cross multiply
266,248,860.38x = 367,459,927.17 × 153,216,029.24 - Step 4: Simplify right side
266,248,860.38x = 56,300,750,945,807,000 - Step 5: Solve for x
x = 56,300,750,945,807,000/266,248,860.38 - Step 6: Final answer
x = 211,459,124.62
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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.