Finding the Fourth Proportional to 79,063,347.06, 118,440,570.39 and 54,466,928.97
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Solution
The fourth proportional to 79,063,347.06, 118,440,570.39 and 54,466,928.97 is: 81,593,992.34
Step by Step Solution
- Step 1: Write the proportion equation
79,063,347.06 : 118,440,570.39 = 54,466,928.97 : x - Step 2: Convert to fraction form
79,063,347.06/118,440,570.39 = 54,466,928.97/x - Step 3: Cross multiply
79,063,347.06x = 118,440,570.39 × 54,466,928.97 - Step 4: Simplify right side
79,063,347.06x = 6,451,094,134,326,081 - Step 5: Solve for x
x = 6,451,094,134,326,081/79,063,347.06 - Step 6: Final answer
x = 81,593,992.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.