Finding the Fourth Proportional to 126,121,541.04, 174,106,317.24 and 73,903,329.36
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Solution
The fourth proportional to 126,121,541.04, 174,106,317.24 and 73,903,329.36 is: 102,020,926.80
Step by Step Solution
- Step 1: Write the proportion equation
126,121,541.04 : 174,106,317.24 = 73,903,329.36 : x - Step 2: Convert to fraction form
126,121,541.04/174,106,317.24 = 73,903,329.36/x - Step 3: Cross multiply
126,121,541.04x = 174,106,317.24 × 73,903,329.36 - Step 4: Simplify right side
126,121,541.04x = 12,867,036,506,644,366 - Step 5: Solve for x
x = 12,867,036,506,644,366/126,121,541.04 - Step 6: Final answer
x = 102,020,926.80
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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.