Finding the Fourth Proportional to 227,225,245.02, 313,572,275.91 and 122,803,071.18
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Solution
The fourth proportional to 227,225,245.02, 313,572,275.91 and 122,803,071.18 is: 169,469,015.27
Step by Step Solution
- Step 1: Write the proportion equation
227,225,245.02 : 313,572,275.91 = 122,803,071.18 : x - Step 2: Convert to fraction form
227,225,245.02/313,572,275.91 = 122,803,071.18/x - Step 3: Cross multiply
227,225,245.02x = 313,572,275.91 × 122,803,071.18 - Step 4: Simplify right side
227,225,245.02x = 38,507,638,518,650,336 - Step 5: Solve for x
x = 38,507,638,518,650,336/227,225,245.02 - Step 6: Final answer
x = 169,469,015.27
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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.