Finding the Fourth Proportional to 70,723,499.10, 97,540,202.07 and 41,722,129.50
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Solution
The fourth proportional to 70,723,499.10, 97,540,202.07 and 41,722,129.50 is: 57,542,188.86
Step by Step Solution
- Step 1: Write the proportion equation
70,723,499.10 : 97,540,202.07 = 41,722,129.50 : x - Step 2: Convert to fraction form
70,723,499.10/97,540,202.07 = 41,722,129.50/x - Step 3: Cross multiply
70,723,499.10x = 97,540,202.07 × 41,722,129.50 - Step 4: Simplify right side
70,723,499.10x = 4,069,584,942,220,708 - Step 5: Solve for x
x = 4,069,584,942,220,708/70,723,499.10 - Step 6: Final answer
x = 57,542,188.86
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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.