Finding the Fourth Proportional to 158,439,330.20, 237,375,560.10 and 97,784,197.40
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Solution
The fourth proportional to 158,439,330.20, 237,375,560.10 and 97,784,197.40 is: 146,501,368.05
Step by Step Solution
- Step 1: Write the proportion equation
158,439,330.20 : 237,375,560.10 = 97,784,197.40 : x - Step 2: Convert to fraction form
158,439,330.20/237,375,560.10 = 97,784,197.40/x - Step 3: Cross multiply
158,439,330.20x = 237,375,560.10 × 97,784,197.40 - Step 4: Simplify right side
158,439,330.20x = 23,211,578,626,753,964 - Step 5: Solve for x
x = 23,211,578,626,753,964/158,439,330.20 - Step 6: Final answer
x = 146,501,368.05
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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.