Finding the Fourth Proportional to 75,329,195.84, 103,945,846.56 and 44,387,351.36
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Solution
The fourth proportional to 75,329,195.84, 103,945,846.56 and 44,387,351.36 is: 61,249,569.47
Step by Step Solution
- Step 1: Write the proportion equation
75,329,195.84 : 103,945,846.56 = 44,387,351.36 : x - Step 2: Convert to fraction form
75,329,195.84/103,945,846.56 = 44,387,351.36/x - Step 3: Cross multiply
75,329,195.84x = 103,945,846.56 × 44,387,351.36 - Step 4: Simplify right side
75,329,195.84x = 4,613,880,813,671,367 - Step 5: Solve for x
x = 4,613,880,813,671,367/75,329,195.84 - Step 6: Final answer
x = 61,249,569.47
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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.