Finding the Fourth Proportional to 134,298,210.80, 201,447,316.20 and 48,039,431.60
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Solution
The fourth proportional to 134,298,210.80, 201,447,316.20 and 48,039,431.60 is: 72,059,147.40
Step by Step Solution
- Step 1: Write the proportion equation
134,298,210.80 : 201,447,316.20 = 48,039,431.60 : x - Step 2: Convert to fraction form
134,298,210.80/201,447,316.20 = 48,039,431.60/x - Step 3: Cross multiply
134,298,210.80x = 201,447,316.20 × 48,039,431.60 - Step 4: Simplify right side
134,298,210.80x = 9,677,414,567,593,472 - Step 5: Solve for x
x = 9,677,414,567,593,472/134,298,210.80 - Step 6: Final answer
x = 72,059,147.40
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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.