Finding the Fourth Proportional to 92,595,438.08, 127,769,960.40 and 50,768,496.80
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Solution
The fourth proportional to 92,595,438.08, 127,769,960.40 and 50,768,496.80 is: 70,054,086.47
Step by Step Solution
- Step 1: Write the proportion equation
92,595,438.08 : 127,769,960.40 = 50,768,496.80 : x - Step 2: Convert to fraction form
92,595,438.08/127,769,960.40 = 50,768,496.80/x - Step 3: Cross multiply
92,595,438.08x = 127,769,960.40 × 50,768,496.80 - Step 4: Simplify right side
92,595,438.08x = 6,486,688,825,703,527 - Step 5: Solve for x
x = 6,486,688,825,703,527/92,595,438.08 - Step 6: Final answer
x = 70,054,086.47
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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.