Finding the Fourth Proportional to 125,495,103.63, 173,187,448.29 and 69,742,873.47
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Solution
The fourth proportional to 125,495,103.63, 173,187,448.29 and 69,742,873.47 is: 96,247,502.44
Step by Step Solution
- Step 1: Write the proportion equation
125,495,103.63 : 173,187,448.29 = 69,742,873.47 : x - Step 2: Convert to fraction form
125,495,103.63/173,187,448.29 = 69,742,873.47/x - Step 3: Cross multiply
125,495,103.63x = 173,187,448.29 × 69,742,873.47 - Step 4: Simplify right side
125,495,103.63x = 12,078,590,292,681,638 - Step 5: Solve for x
x = 12,078,590,292,681,638/125,495,103.63 - Step 6: Final answer
x = 96,247,502.44
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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.