Finding the Fourth Proportional to 249,833,162.25, 344,153,733.39 and 212,544,014.00
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Solution
The fourth proportional to 249,833,162.25, 344,153,733.39 and 212,544,014.00 is: 292,786,655.17
Step by Step Solution
- Step 1: Write the proportion equation
249,833,162.25 : 344,153,733.39 = 212,544,014.00 : x - Step 2: Convert to fraction form
249,833,162.25/344,153,733.39 = 212,544,014.00/x - Step 3: Cross multiply
249,833,162.25x = 344,153,733.39 × 212,544,014.00 - Step 4: Simplify right side
249,833,162.25x = 73,147,815,926,075,664 - Step 5: Solve for x
x = 73,147,815,926,075,664/249,833,162.25 - Step 6: Final answer
x = 292,786,655.17
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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.