Finding the Fourth Proportional to 239,799,257.74, 330,887,753.22 and 133,939,631.98
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Solution
The fourth proportional to 239,799,257.74, 330,887,753.22 and 133,939,631.98 is: 184,817,018.66
Step by Step Solution
- Step 1: Write the proportion equation
239,799,257.74 : 330,887,753.22 = 133,939,631.98 : x - Step 2: Convert to fraction form
239,799,257.74/330,887,753.22 = 133,939,631.98/x - Step 3: Cross multiply
239,799,257.74x = 330,887,753.22 × 133,939,631.98 - Step 4: Simplify right side
239,799,257.74x = 44,318,983,892,975,864 - Step 5: Solve for x
x = 44,318,983,892,975,864/239,799,257.74 - Step 6: Final answer
x = 184,817,018.66
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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.