Finding the Fourth Proportional to 134,445,153.60, 201,667,730.40 and 133,169,695.20
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Solution
The fourth proportional to 134,445,153.60, 201,667,730.40 and 133,169,695.20 is: 199,754,542.80
Step by Step Solution
- Step 1: Write the proportion equation
134,445,153.60 : 201,667,730.40 = 133,169,695.20 : x - Step 2: Convert to fraction form
134,445,153.60/201,667,730.40 = 133,169,695.20/x - Step 3: Cross multiply
134,445,153.60x = 201,667,730.40 × 133,169,695.20 - Step 4: Simplify right side
134,445,153.60x = 26,856,030,189,043,776 - Step 5: Solve for x
x = 26,856,030,189,043,776/134,445,153.60 - Step 6: Final answer
x = 199,754,542.80
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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.