Finding the Fourth Proportional to 92,757,923.84, 138,512,247.05 and 75,752,330.24
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Solution
The fourth proportional to 92,757,923.84, 138,512,247.05 and 75,752,330.24 is: 113,118,373.57
Step by Step Solution
- Step 1: Write the proportion equation
92,757,923.84 : 138,512,247.05 = 75,752,330.24 : x - Step 2: Convert to fraction form
92,757,923.84/138,512,247.05 = 75,752,330.24/x - Step 3: Cross multiply
92,757,923.84x = 138,512,247.05 × 75,752,330.24 - Step 4: Simplify right side
92,757,923.84x = 10,492,625,480,816,066 - Step 5: Solve for x
x = 10,492,625,480,816,066/92,757,923.84 - Step 6: Final answer
x = 113,118,373.57
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.