Finding the Fourth Proportional to 609,230,866.24, 914,209,317.60 and 221,083,964.48
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Solution
The fourth proportional to 609,230,866.24, 914,209,317.60 and 221,083,964.48 is: 331,757,682.51
Step by Step Solution
- Step 1: Write the proportion equation
609,230,866.24 : 914,209,317.60 = 221,083,964.48 : x - Step 2: Convert to fraction form
609,230,866.24/914,209,317.60 = 221,083,964.48/x - Step 3: Cross multiply
609,230,866.24x = 914,209,317.60 × 221,083,964.48 - Step 4: Simplify right side
609,230,866.24x = 202,117,020,299,563,424 - Step 5: Solve for x
x = 202,117,020,299,563,424/609,230,866.24 - Step 6: Final answer
x = 331,757,682.51
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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.