Finding the Fourth Proportional to 110,010,771.99, 151,663,167.83 and 87,759,281.57
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Solution
The fourth proportional to 110,010,771.99, 151,663,167.83 and 87,759,281.57 is: 120,986,794.37
Step by Step Solution
- Step 1: Write the proportion equation
110,010,771.99 : 151,663,167.83 = 87,759,281.57 : x - Step 2: Convert to fraction form
110,010,771.99/151,663,167.83 = 87,759,281.57/x - Step 3: Cross multiply
110,010,771.99x = 151,663,167.83 × 87,759,281.57 - Step 4: Simplify right side
110,010,771.99x = 13,309,850,648,852,218 - Step 5: Solve for x
x = 13,309,850,648,852,218/110,010,771.99 - Step 6: Final answer
x = 120,986,794.37
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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.