Finding the Fourth Proportional to 229,433,026.68, 316,617,622.38 and 125,011,098.00
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Solution
The fourth proportional to 229,433,026.68, 316,617,622.38 and 125,011,098.00 is: 172,515,340.07
Step by Step Solution
- Step 1: Write the proportion equation
229,433,026.68 : 316,617,622.38 = 125,011,098.00 : x - Step 2: Convert to fraction form
229,433,026.68/316,617,622.38 = 125,011,098.00/x - Step 3: Cross multiply
229,433,026.68x = 316,617,622.38 × 125,011,098.00 - Step 4: Simplify right side
229,433,026.68x = 39,580,716,620,230,840 - Step 5: Solve for x
x = 39,580,716,620,230,840/229,433,026.68 - Step 6: Final answer
x = 172,515,340.07
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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.