Finding the Fourth Proportional to 190,174,484.08, 262,447,275.68 and 106,546,140.96
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Solution
The fourth proportional to 190,174,484.08, 262,447,275.68 and 106,546,140.96 is: 147,037,309.26
Step by Step Solution
- Step 1: Write the proportion equation
190,174,484.08 : 262,447,275.68 = 106,546,140.96 : x - Step 2: Convert to fraction form
190,174,484.08/262,447,275.68 = 106,546,140.96/x - Step 3: Cross multiply
190,174,484.08x = 262,447,275.68 × 106,546,140.96 - Step 4: Simplify right side
190,174,484.08x = 27,962,744,429,169,260 - Step 5: Solve for x
x = 27,962,744,429,169,260/190,174,484.08 - Step 6: Final answer
x = 147,037,309.26
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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.