Finding the Fourth Proportional to 85,830,486.99, 118,448,316.90 and 46,674,553.81
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Solution
The fourth proportional to 85,830,486.99, 118,448,316.90 and 46,674,553.81 is: 64,412,105.01
Step by Step Solution
- Step 1: Write the proportion equation
85,830,486.99 : 118,448,316.90 = 46,674,553.81 : x - Step 2: Convert to fraction form
85,830,486.99/118,448,316.90 = 46,674,553.81/x - Step 3: Cross multiply
85,830,486.99x = 118,448,316.90 × 46,674,553.81 - Step 4: Simplify right side
85,830,486.99x = 5,528,522,340,852,983 - Step 5: Solve for x
x = 5,528,522,340,852,983/85,830,486.99 - Step 6: Final answer
x = 64,412,105.01
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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.