Finding the Fourth Proportional to 88,329,828.77, 132,433,386.97 and 39,118,865.79
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Solution
The fourth proportional to 88,329,828.77, 132,433,386.97 and 39,118,865.79 is: 58,651,125.71
Step by Step Solution
- Step 1: Write the proportion equation
88,329,828.77 : 132,433,386.97 = 39,118,865.79 : x - Step 2: Convert to fraction form
88,329,828.77/132,433,386.97 = 39,118,865.79/x - Step 3: Cross multiply
88,329,828.77x = 132,433,386.97 × 39,118,865.79 - Step 4: Simplify right side
88,329,828.77x = 5,180,643,891,466,545 - Step 5: Solve for x
x = 5,180,643,891,466,545/88,329,828.77 - Step 6: Final answer
x = 58,651,125.71
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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.