Finding the Fourth Proportional to 96,569,352.80, 144,854,029.20 and 51,219,720.80
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Solution
The fourth proportional to 96,569,352.80, 144,854,029.20 and 51,219,720.80 is: 76,829,581.20
Step by Step Solution
- Step 1: Write the proportion equation
96,569,352.80 : 144,854,029.20 = 51,219,720.80 : x - Step 2: Convert to fraction form
96,569,352.80/144,854,029.20 = 51,219,720.80/x - Step 3: Cross multiply
96,569,352.80x = 144,854,029.20 × 51,219,720.80 - Step 4: Simplify right side
96,569,352.80x = 7,419,382,932,379,046 - Step 5: Solve for x
x = 7,419,382,932,379,046/96,569,352.80 - Step 6: Final answer
x = 76,829,581.20
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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.