Finding the Fourth Proportional to 305,734,822.13, 458,567,889.84 and 84,437,622.18
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Solution
The fourth proportional to 305,734,822.13, 458,567,889.84 and 84,437,622.18 is: 126,646,948.35
Step by Step Solution
- Step 1: Write the proportion equation
305,734,822.13 : 458,567,889.84 = 84,437,622.18 : x - Step 2: Convert to fraction form
305,734,822.13/458,567,889.84 = 84,437,622.18/x - Step 3: Cross multiply
305,734,822.13x = 458,567,889.84 × 84,437,622.18 - Step 4: Simplify right side
305,734,822.13x = 38,720,382,225,254,448 - Step 5: Solve for x
x = 38,720,382,225,254,448/305,734,822.13 - Step 6: Final answer
x = 126,646,948.35
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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.