Finding the Fourth Proportional to 336,359,813.60, 504,539,720.40 and 118,256,427.20
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Solution
The fourth proportional to 336,359,813.60, 504,539,720.40 and 118,256,427.20 is: 177,384,640.80
Step by Step Solution
- Step 1: Write the proportion equation
336,359,813.60 : 504,539,720.40 = 118,256,427.20 : x - Step 2: Convert to fraction form
336,359,813.60/504,539,720.40 = 118,256,427.20/x - Step 3: Cross multiply
336,359,813.60x = 504,539,720.40 × 118,256,427.20 - Step 4: Simplify right side
336,359,813.60x = 59,665,064,714,990,952 - Step 5: Solve for x
x = 59,665,064,714,990,952/336,359,813.60 - Step 6: Final answer
x = 177,384,640.80
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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.