Finding the Fourth Proportional to 86,209,450.28, 118,968,110.28 and 47,050,909.08
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Solution
The fourth proportional to 86,209,450.28, 118,968,110.28 and 47,050,909.08 is: 64,929,746.36
Step by Step Solution
- Step 1: Write the proportion equation
86,209,450.28 : 118,968,110.28 = 47,050,909.08 : x - Step 2: Convert to fraction form
86,209,450.28/118,968,110.28 = 47,050,909.08/x - Step 3: Cross multiply
86,209,450.28x = 118,968,110.28 × 47,050,909.08 - Step 4: Simplify right side
86,209,450.28x = 5,597,557,740,203,693 - Step 5: Solve for x
x = 5,597,557,740,203,693/86,209,450.28 - Step 6: Final answer
x = 64,929,746.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.