Finding the Fourth Proportional to 384,064,546.98, 576,048,226.71 and 121,751,626.38
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Solution
The fourth proportional to 384,064,546.98, 576,048,226.71 and 121,751,626.38 is: 182,612,034.95
Step by Step Solution
- Step 1: Write the proportion equation
384,064,546.98 : 576,048,226.71 = 121,751,626.38 : x - Step 2: Convert to fraction form
384,064,546.98/576,048,226.71 = 121,751,626.38/x - Step 3: Cross multiply
384,064,546.98x = 576,048,226.71 × 121,751,626.38 - Step 4: Simplify right side
384,064,546.98x = 70,134,808,475,257,456 - Step 5: Solve for x
x = 70,134,808,475,257,456/384,064,546.98 - Step 6: Final answer
x = 182,612,034.95
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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.