Finding the Fourth Proportional to 99,828,797.94, 149,746,247.49 and 34,249,015.76
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Solution
The fourth proportional to 99,828,797.94, 149,746,247.49 and 34,249,015.76 is: 51,374,570.22
Step by Step Solution
- Step 1: Write the proportion equation
99,828,797.94 : 149,746,247.49 = 34,249,015.76 : x - Step 2: Convert to fraction form
99,828,797.94/149,746,247.49 = 34,249,015.76/x - Step 3: Cross multiply
99,828,797.94x = 149,746,247.49 × 34,249,015.76 - Step 4: Simplify right side
99,828,797.94x = 5,128,661,590,114,626 - Step 5: Solve for x
x = 5,128,661,590,114,626/99,828,797.94 - Step 6: Final answer
x = 51,374,570.22
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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.