Finding the Fourth Proportional to 306,544,746.24, 423,585,109.43 and 218,285,516.12
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Solution
The fourth proportional to 306,544,746.24, 423,585,109.43 and 218,285,516.12 is: 301,628,050.60
Step by Step Solution
- Step 1: Write the proportion equation
306,544,746.24 : 423,585,109.43 = 218,285,516.12 : x - Step 2: Convert to fraction form
306,544,746.24/423,585,109.43 = 218,285,516.12/x - Step 3: Cross multiply
306,544,746.24x = 423,585,109.43 × 218,285,516.12 - Step 4: Simplify right side
306,544,746.24x = 92,462,494,229,464,880 - Step 5: Solve for x
x = 92,462,494,229,464,880/306,544,746.24 - Step 6: Final answer
x = 301,628,050.60
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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.