Finding the Fourth Proportional to 199,804,993.52, 299,571,101.06 and 106,445,922.80
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Solution
The fourth proportional to 199,804,993.52, 299,571,101.06 and 106,445,922.80 is: 159,596,222.96
Step by Step Solution
- Step 1: Write the proportion equation
199,804,993.52 : 299,571,101.06 = 106,445,922.80 : x - Step 2: Convert to fraction form
199,804,993.52/299,571,101.06 = 106,445,922.80/x - Step 3: Cross multiply
199,804,993.52x = 299,571,101.06 × 106,445,922.80 - Step 4: Simplify right side
199,804,993.52x = 31,888,122,294,513,676 - Step 5: Solve for x
x = 31,888,122,294,513,676/199,804,993.52 - Step 6: Final answer
x = 159,596,222.96
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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.