Finding the Fourth Proportional to 163,802,778.96, 245,738,720.70 and 53,129,854.56
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Solution
The fourth proportional to 163,802,778.96, 245,738,720.70 and 53,129,854.56 is: 79,705,988.95
Step by Step Solution
- Step 1: Write the proportion equation
163,802,778.96 : 245,738,720.70 = 53,129,854.56 : x - Step 2: Convert to fraction form
163,802,778.96/245,738,720.70 = 53,129,854.56/x - Step 3: Cross multiply
163,802,778.96x = 245,738,720.70 × 53,129,854.56 - Step 4: Simplify right side
163,802,778.96x = 13,056,062,490,551,462 - Step 5: Solve for x
x = 13,056,062,490,551,462/163,802,778.96 - Step 6: Final answer
x = 79,705,988.95
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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.