Finding the Fourth Proportional to 233,733,717.83, 322,550,139.08 and 129,312,536.49
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Solution
The fourth proportional to 233,733,717.83, 322,550,139.08 and 129,312,536.49 is: 178,449,977.26
Step by Step Solution
- Step 1: Write the proportion equation
233,733,717.83 : 322,550,139.08 = 129,312,536.49 : x - Step 2: Convert to fraction form
233,733,717.83/322,550,139.08 = 129,312,536.49/x - Step 3: Cross multiply
233,733,717.83x = 322,550,139.08 × 129,312,536.49 - Step 4: Simplify right side
233,733,717.83x = 41,709,776,630,866,720 - Step 5: Solve for x
x = 41,709,776,630,866,720/233,733,717.83 - Step 6: Final answer
x = 178,449,977.26
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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.