Finding the Fourth Proportional to 163,622,500,259.16, 225,954,996,592.86 and 154,708,448,989.08
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Solution
The fourth proportional to 163,622,500,259.16, 225,954,996,592.86 and 154,708,448,989.08 is: 213,645,109,986.99
Step by Step Solution
- Step 1: Write the proportion equation
163,622,500,259.16 : 225,954,996,592.86 = 154,708,448,989.08 : x - Step 2: Convert to fraction form
163,622,500,259.16/225,954,996,592.86 = 154,708,448,989.08/x - Step 3: Cross multiply
163,622,500,259.16x = 225,954,996,592.86 × 154,708,448,989.08 - Step 4: Simplify right side
163,622,500,259.16x = 34,957,147,064,214,222,798,848 - Step 5: Solve for x
x = 34,957,147,064,214,222,798,848/163,622,500,259.16 - Step 6: Final answer
x = 213,645,109,986.99
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1.5x scale
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.