Finding the Fourth Proportional to 437,343,808,144.47, 655,299,333,646.20 and 232,919,955,035.44
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Solution
The fourth proportional to 437,343,808,144.47, 655,299,333,646.20 and 232,919,955,035.44 is: 348,998,404,653.78
Step by Step Solution
- Step 1: Write the proportion equation
437,343,808,144.47 : 655,299,333,646.20 = 232,919,955,035.44 : x - Step 2: Convert to fraction form
437,343,808,144.47/655,299,333,646.20 = 232,919,955,035.44/x - Step 3: Cross multiply
437,343,808,144.47x = 655,299,333,646.20 × 232,919,955,035.44 - Step 4: Simplify right side
437,343,808,144.47x = 152,632,291,327,626,690,166,784 - Step 5: Solve for x
x = 152,632,291,327,626,690,166,784/437,343,808,144.47 - Step 6: Final answer
x = 348,998,404,653.78
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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.