Finding the Fourth Proportional to 134,294,438.60, 201,441,657.90 and 93,479,769.80
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Solution
The fourth proportional to 134,294,438.60, 201,441,657.90 and 93,479,769.80 is: 140,219,654.70
Step by Step Solution
- Step 1: Write the proportion equation
134,294,438.60 : 201,441,657.90 = 93,479,769.80 : x - Step 2: Convert to fraction form
134,294,438.60/201,441,657.90 = 93,479,769.80/x - Step 3: Cross multiply
134,294,438.60x = 201,441,657.90 × 93,479,769.80 - Step 4: Simplify right side
134,294,438.60x = 18,830,719,808,622,352 - Step 5: Solve for x
x = 18,830,719,808,622,352/134,294,438.60 - Step 6: Final answer
x = 140,219,654.70
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1.5x scale
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.