Finding the Fourth Proportional to 269,190,037.22, 403,623,346.08 and 105,232,516.70
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Solution
The fourth proportional to 269,190,037.22, 403,623,346.08 and 105,232,516.70 is: 157,785,559.03
Step by Step Solution
- Step 1: Write the proportion equation
269,190,037.22 : 403,623,346.08 = 105,232,516.70 : x - Step 2: Convert to fraction form
269,190,037.22/403,623,346.08 = 105,232,516.70/x - Step 3: Cross multiply
269,190,037.22x = 403,623,346.08 × 105,232,516.70 - Step 4: Simplify right side
269,190,037.22x = 42,474,300,506,873,480 - Step 5: Solve for x
x = 42,474,300,506,873,480/269,190,037.22 - Step 6: Final answer
x = 157,785,559.03
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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.