Finding the Fourth Proportional to 105,310,806.08, 145,328,119.34 and 58,901,062.28
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Solution
The fourth proportional to 105,310,806.08, 145,328,119.34 and 58,901,062.28 is: 81,283,022.38
Step by Step Solution
- Step 1: Write the proportion equation
105,310,806.08 : 145,328,119.34 = 58,901,062.28 : x - Step 2: Convert to fraction form
105,310,806.08/145,328,119.34 = 58,901,062.28/x - Step 3: Cross multiply
105,310,806.08x = 145,328,119.34 × 58,901,062.28 - Step 4: Simplify right side
105,310,806.08x = 8,559,980,607,259,467 - Step 5: Solve for x
x = 8,559,980,607,259,467/105,310,806.08 - Step 6: Final answer
x = 81,283,022.38
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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.