Finding the Fourth Proportional to 126,104,072.04, 189,164,088.18 and 53,307,282.24
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Solution
The fourth proportional to 126,104,072.04, 189,164,088.18 and 53,307,282.24 is: 79,964,296.75
Step by Step Solution
- Step 1: Write the proportion equation
126,104,072.04 : 189,164,088.18 = 53,307,282.24 : x - Step 2: Convert to fraction form
126,104,072.04/189,164,088.18 = 53,307,282.24/x - Step 3: Cross multiply
126,104,072.04x = 189,164,088.18 × 53,307,282.24 - Step 4: Simplify right side
126,104,072.04x = 10,083,823,438,283,508 - Step 5: Solve for x
x = 10,083,823,438,283,508/126,104,072.04 - Step 6: Final answer
x = 79,964,296.75
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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.