Finding the Fourth Proportional to 65,437,675.99, 98,145,866.93 and 30,894,010.99
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Solution
The fourth proportional to 65,437,675.99, 98,145,866.93 and 30,894,010.99 is: 46,335,989.86
Step by Step Solution
- Step 1: Write the proportion equation
65,437,675.99 : 98,145,866.93 = 30,894,010.99 : x - Step 2: Convert to fraction form
65,437,675.99/98,145,866.93 = 30,894,010.99/x - Step 3: Cross multiply
65,437,675.99x = 98,145,866.93 × 30,894,010.99 - Step 4: Simplify right side
65,437,675.99x = 3,032,119,491,404,027.50 - Step 5: Solve for x
x = 3,032,119,491,404,027.50/65,437,675.99 - Step 6: Final answer
x = 46,335,989.86
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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.