Finding the Fourth Proportional to 124,416,107.60, 173,779,442.80 and 124,416,107.60
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Solution
The fourth proportional to 124,416,107.60, 173,779,442.80 and 124,416,107.60 is: 173,779,442.80
Step by Step Solution
- Step 1: Write the proportion equation
124,416,107.60 : 173,779,442.80 = 124,416,107.60 : x - Step 2: Convert to fraction form
124,416,107.60/173,779,442.80 = 124,416,107.60/x - Step 3: Cross multiply
124,416,107.60x = 173,779,442.80 × 124,416,107.60 - Step 4: Simplify right side
124,416,107.60x = 21,620,961,854,072,844 - Step 5: Solve for x
x = 21,620,961,854,072,844/124,416,107.60 - Step 6: Final answer
x = 173,779,442.80
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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.