Finding the Fourth Proportional to 245,296,579.60, 367,944,869.76 and 99,696,028.24
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Solution
The fourth proportional to 245,296,579.60, 367,944,869.76 and 99,696,028.24 is: 149,544,042.51
Step by Step Solution
- Step 1: Write the proportion equation
245,296,579.60 : 367,944,869.76 = 99,696,028.24 : x - Step 2: Convert to fraction form
245,296,579.60/367,944,869.76 = 99,696,028.24/x - Step 3: Cross multiply
245,296,579.60x = 367,944,869.76 × 99,696,028.24 - Step 4: Simplify right side
245,296,579.60x = 36,682,642,126,356,080 - Step 5: Solve for x
x = 36,682,642,126,356,080/245,296,579.60 - Step 6: Final answer
x = 149,544,042.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.