Finding the Fourth Proportional to 83,841,411.35, 125,875,524.94 and 57,869,139.26
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Solution
The fourth proportional to 83,841,411.35, 125,875,524.94 and 57,869,139.26 is: 86,881,985.46
Step by Step Solution
- Step 1: Write the proportion equation
83,841,411.35 : 125,875,524.94 = 57,869,139.26 : x - Step 2: Convert to fraction form
83,841,411.35/125,875,524.94 = 57,869,139.26/x - Step 3: Cross multiply
83,841,411.35x = 125,875,524.94 × 57,869,139.26 - Step 4: Simplify right side
83,841,411.35x = 7,284,308,282,348,479 - Step 5: Solve for x
x = 7,284,308,282,348,479/83,841,411.35 - Step 6: Final answer
x = 86,881,985.46
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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.