Finding the Fourth Proportional to 124,394,180.16, 171,726,117.52 and 77,366,412
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Solution
The fourth proportional to 124,394,180.16, 171,726,117.52 and 77,366,412 is: 106,804,301.79
Step by Step Solution
- Step 1: Write the proportion equation
124,394,180.16 : 171,726,117.52 = 77,366,412 : x - Step 2: Convert to fraction form
124,394,180.16/171,726,117.52 = 77,366,412/x - Step 3: Cross multiply
124,394,180.16x = 171,726,117.52 × 77,366,412 - Step 4: Simplify right side
124,394,180.16x = 13,285,833,559,212,740 - Step 5: Solve for x
x = 13,285,833,559,212,740/124,394,180.16 - Step 6: Final answer
x = 106,804,301.79
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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.