Finding the Fourth Proportional to 806,793,496.34, 1,113,363,707.54 and 449,576,329.05
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Solution
The fourth proportional to 806,793,496.34, 1,113,363,707.54 and 449,576,329.05 is: 620,409,027.59
Step by Step Solution
- Step 1: Write the proportion equation
806,793,496.34 : 1,113,363,707.54 = 449,576,329.05 : x - Step 2: Convert to fraction form
806,793,496.34/1,113,363,707.54 = 449,576,329.05/x - Step 3: Cross multiply
806,793,496.34x = 1,113,363,707.54 × 449,576,329.05 - Step 4: Simplify right side
806,793,496.34x = 500,541,968,531,083,200 - Step 5: Solve for x
x = 500,541,968,531,083,200/806,793,496.34 - Step 6: Final answer
x = 620,409,027.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.