Finding the Fourth Proportional to 88,084,831.30, 132,127,246.95 and 39,585,919.30
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Solution
The fourth proportional to 88,084,831.30, 132,127,246.95 and 39,585,919.30 is: 59,378,878.95
Step by Step Solution
- Step 1: Write the proportion equation
88,084,831.30 : 132,127,246.95 = 39,585,919.30 : x - Step 2: Convert to fraction form
88,084,831.30/132,127,246.95 = 39,585,919.30/x - Step 3: Cross multiply
88,084,831.30x = 132,127,246.95 × 39,585,919.30 - Step 4: Simplify right side
88,084,831.30x = 5,230,378,535,093,871 - Step 5: Solve for x
x = 5,230,378,535,093,871/88,084,831.30 - Step 6: Final answer
x = 59,378,878.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.