Finding the Fourth Proportional to 237,657,112.24, 356,234,067.57 and 79,939,985.15
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Solution
The fourth proportional to 237,657,112.24, 356,234,067.57 and 79,939,985.15 is: 119,825,347.55
Step by Step Solution
- Step 1: Write the proportion equation
237,657,112.24 : 356,234,067.57 = 79,939,985.15 : x - Step 2: Convert to fraction form
237,657,112.24/356,234,067.57 = 79,939,985.15/x - Step 3: Cross multiply
237,657,112.24x = 356,234,067.57 × 79,939,985.15 - Step 4: Simplify right side
237,657,112.24x = 28,477,346,072,360,484 - Step 5: Solve for x
x = 28,477,346,072,360,484/237,657,112.24 - Step 6: Final answer
x = 119,825,347.55
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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.