Finding the Fourth Proportional to 150,249,874.44, 207,539,326.32 and 124,249,418.76
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Solution
The fourth proportional to 150,249,874.44, 207,539,326.32 and 124,249,418.76 is: 171,625,039.70
Step by Step Solution
- Step 1: Write the proportion equation
150,249,874.44 : 207,539,326.32 = 124,249,418.76 : x - Step 2: Convert to fraction form
150,249,874.44/207,539,326.32 = 124,249,418.76/x - Step 3: Cross multiply
150,249,874.44x = 207,539,326.32 × 124,249,418.76 - Step 4: Simplify right side
150,249,874.44x = 25,786,640,665,101,968 - Step 5: Solve for x
x = 25,786,640,665,101,968/150,249,874.44 - Step 6: Final answer
x = 171,625,039.70
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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.