Finding the Fourth Proportional to 83,660,959.19, 115,454,923.96 and 46,492,806.04
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Solution
The fourth proportional to 83,660,959.19, 115,454,923.96 and 46,492,806.04 is: 64,161,628.53
Step by Step Solution
- Step 1: Write the proportion equation
83,660,959.19 : 115,454,923.96 = 46,492,806.04 : x - Step 2: Convert to fraction form
83,660,959.19/115,454,923.96 = 46,492,806.04/x - Step 3: Cross multiply
83,660,959.19x = 115,454,923.96 × 46,492,806.04 - Step 4: Simplify right side
83,660,959.19x = 5,367,823,386,035,228 - Step 5: Solve for x
x = 5,367,823,386,035,228/83,660,959.19 - Step 6: Final answer
x = 64,161,628.53
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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.