Finding the Fourth Proportional to 201,808,903.60, 282,723,783.80 and 201,808,903.60
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Solution
The fourth proportional to 201,808,903.60, 282,723,783.80 and 201,808,903.60 is: 282,723,783.80
Step by Step Solution
- Step 1: Write the proportion equation
201,808,903.60 : 282,723,783.80 = 201,808,903.60 : x - Step 2: Convert to fraction form
201,808,903.60/282,723,783.80 = 201,808,903.60/x - Step 3: Cross multiply
201,808,903.60x = 282,723,783.80 × 201,808,903.60 - Step 4: Simplify right side
201,808,903.60x = 57,056,176,830,321,440 - Step 5: Solve for x
x = 57,056,176,830,321,440/201,808,903.60 - Step 6: Final answer
x = 282,723,783.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.