Finding the Fourth Proportional to 970,233,497.40, 1,455,350,246.10 and 533,365,375.80
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Solution
The fourth proportional to 970,233,497.40, 1,455,350,246.10 and 533,365,375.80 is: 800,048,063.70
Step by Step Solution
- Step 1: Write the proportion equation
970,233,497.40 : 1,455,350,246.10 = 533,365,375.80 : x - Step 2: Convert to fraction form
970,233,497.40/1,455,350,246.10 = 533,365,375.80/x - Step 3: Cross multiply
970,233,497.40x = 1,455,350,246.10 × 533,365,375.80 - Step 4: Simplify right side
970,233,497.40x = 776,233,430,931,748,992 - Step 5: Solve for x
x = 776,233,430,931,748,992/970,233,497.40 - Step 6: Final answer
x = 800,048,063.70
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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.