Finding the Fourth Proportional to 801,062,342.70, 1,201,806,090.45 and 283,438,808.70
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Solution
The fourth proportional to 801,062,342.70, 1,201,806,090.45 and 283,438,808.70 is: 425,233,428.67
Step by Step Solution
- Step 1: Write the proportion equation
801,062,342.70 : 1,201,806,090.45 = 283,438,808.70 : x - Step 2: Convert to fraction form
801,062,342.70/1,201,806,090.45 = 283,438,808.70/x - Step 3: Cross multiply
801,062,342.70x = 1,201,806,090.45 × 283,438,808.70 - Step 4: Simplify right side
801,062,342.70x = 340,638,486,565,552,448 - Step 5: Solve for x
x = 340,638,486,565,552,448/801,062,342.70 - Step 6: Final answer
x = 425,233,428.67
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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.