Finding the Fourth Proportional to 126,403,713, 174,437,124.12 and 68,456,961
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Solution
The fourth proportional to 126,403,713, 174,437,124.12 and 68,456,961 is: 94,470,606.28
Step by Step Solution
- Step 1: Write the proportion equation
126,403,713 : 174,437,124.12 = 68,456,961 : x - Step 2: Convert to fraction form
126,403,713/174,437,124.12 = 68,456,961/x - Step 3: Cross multiply
126,403,713x = 174,437,124.12 × 68,456,961 - Step 4: Simplify right side
126,403,713x = 11,941,435,402,835,000 - Step 5: Solve for x
x = 11,941,435,402,835,000/126,403,713 - Step 6: Final answer
x = 94,470,606.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.