Finding the Fourth Proportional to 97,034,816.80, 145,510,234.80 and 39,507,968.80
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Solution
The fourth proportional to 97,034,816.80, 145,510,234.80 and 39,507,968.80 is: 59,244,856.70
Step by Step Solution
- Step 1: Write the proportion equation
97,034,816.80 : 145,510,234.80 = 39,507,968.80 : x - Step 2: Convert to fraction form
97,034,816.80/145,510,234.80 = 39,507,968.80/x - Step 3: Cross multiply
97,034,816.80x = 145,510,234.80 × 39,507,968.80 - Step 4: Simplify right side
97,034,816.80x = 5,748,813,816,559,074 - Step 5: Solve for x
x = 5,748,813,816,559,074/97,034,816.80 - Step 6: Final answer
x = 59,244,856.70
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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.