Finding the Fourth Proportional to 85,828,655.94, 118,444,161.40 and 46,670,152.12
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Solution
The fourth proportional to 85,828,655.94, 118,444,161.40 and 46,670,152.12 is: 64,405,144.99
Step by Step Solution
- Step 1: Write the proportion equation
85,828,655.94 : 118,444,161.40 = 46,670,152.12 : x - Step 2: Convert to fraction form
85,828,655.94/118,444,161.40 = 46,670,152.12/x - Step 3: Cross multiply
85,828,655.94x = 118,444,161.40 × 46,670,152.12 - Step 4: Simplify right side
85,828,655.94x = 5,527,807,029,851,046 - Step 5: Solve for x
x = 5,527,807,029,851,046/85,828,655.94 - Step 6: Final answer
x = 64,405,144.99
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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.