Finding the Fourth Proportional to 306,544,752.30, 423,585,117.77 and 218,285,522.17
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Solution
The fourth proportional to 306,544,752.30, 423,585,117.77 and 218,285,522.17 is: 301,628,058.95
Step by Step Solution
- Step 1: Write the proportion equation
306,544,752.30 : 423,585,117.77 = 218,285,522.17 : x - Step 2: Convert to fraction form
306,544,752.30/423,585,117.77 = 218,285,522.17/x - Step 3: Cross multiply
306,544,752.30x = 423,585,117.77 × 218,285,522.17 - Step 4: Simplify right side
306,544,752.30x = 92,462,498,616,411,104 - Step 5: Solve for x
x = 92,462,498,616,411,104/306,544,752.30 - Step 6: Final answer
x = 301,628,058.95
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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.