Finding the Fourth Proportional to 106,953,955.98, 160,430,933.94 and 58,405,327.98
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Solution
The fourth proportional to 106,953,955.98, 160,430,933.94 and 58,405,327.98 is: 87,607,991.95
Step by Step Solution
- Step 1: Write the proportion equation
106,953,955.98 : 160,430,933.94 = 58,405,327.98 : x - Step 2: Convert to fraction form
106,953,955.98/160,430,933.94 = 58,405,327.98/x - Step 3: Cross multiply
106,953,955.98x = 160,430,933.94 × 58,405,327.98 - Step 4: Simplify right side
106,953,955.98x = 9,370,021,314,903,412 - Step 5: Solve for x
x = 9,370,021,314,903,412/106,953,955.98 - Step 6: Final answer
x = 87,607,991.95
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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.