Finding the Fourth Proportional to 230,359,649.88, 317,897,440.74 and 125,937,726.36
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Solution
The fourth proportional to 230,359,649.88, 317,897,440.74 and 125,937,726.36 is: 173,794,676.82
Step by Step Solution
- Step 1: Write the proportion equation
230,359,649.88 : 317,897,440.74 = 125,937,726.36 : x - Step 2: Convert to fraction form
230,359,649.88/317,897,440.74 = 125,937,726.36/x - Step 3: Cross multiply
230,359,649.88x = 317,897,440.74 × 125,937,726.36 - Step 4: Simplify right side
230,359,649.88x = 40,035,280,902,458,440 - Step 5: Solve for x
x = 40,035,280,902,458,440/230,359,649.88 - Step 6: Final answer
x = 173,794,676.82
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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.