Finding the Fourth Proportional to 98,668,229.67, 147,951,348.35 and 43,313,408.55
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Solution
The fourth proportional to 98,668,229.67, 147,951,348.35 and 43,313,408.55 is: 64,947,726.52
Step by Step Solution
- Step 1: Write the proportion equation
98,668,229.67 : 147,951,348.35 = 43,313,408.55 : x - Step 2: Convert to fraction form
98,668,229.67/147,951,348.35 = 43,313,408.55/x - Step 3: Cross multiply
98,668,229.67x = 147,951,348.35 × 43,313,408.55 - Step 4: Simplify right side
98,668,229.67x = 6,408,277,196,390,351 - Step 5: Solve for x
x = 6,408,277,196,390,351/98,668,229.67 - Step 6: Final answer
x = 64,947,726.52
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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.