Finding the Fourth Proportional to 190,993,332.42, 286,489,641.26 and 59,845,647.96
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Solution
The fourth proportional to 190,993,332.42, 286,489,641.26 and 59,845,647.96 is: 89,768,359.96
Step by Step Solution
- Step 1: Write the proportion equation
190,993,332.42 : 286,489,641.26 = 59,845,647.96 : x - Step 2: Convert to fraction form
190,993,332.42/286,489,641.26 = 59,845,647.96/x - Step 3: Cross multiply
190,993,332.42x = 286,489,641.26 × 59,845,647.96 - Step 4: Simplify right side
190,993,332.42x = 17,145,158,215,032,650 - Step 5: Solve for x
x = 17,145,158,215,032,650/190,993,332.42 - Step 6: Final answer
x = 89,768,359.96
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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.