Finding the Fourth Proportional to 72,990,335.52, 100,715,823.36 and 44,332,272
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Solution
The fourth proportional to 72,990,335.52, 100,715,823.36 and 44,332,272 is: 61,171,951.66
Step by Step Solution
- Step 1: Write the proportion equation
72,990,335.52 : 100,715,823.36 = 44,332,272 : x - Step 2: Convert to fraction form
72,990,335.52/100,715,823.36 = 44,332,272/x - Step 3: Cross multiply
72,990,335.52x = 100,715,823.36 × 44,332,272 - Step 4: Simplify right side
72,990,335.52x = 4,464,961,275,899,474 - Step 5: Solve for x
x = 4,464,961,275,899,474/72,990,335.52 - Step 6: Final answer
x = 61,171,951.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.