Finding the Fourth Proportional to 127,987,328, 176,621,253.44 and 69,248,703.84
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Solution
The fourth proportional to 127,987,328, 176,621,253.44 and 69,248,703.84 is: 95,562,530.00
Step by Step Solution
- Step 1: Write the proportion equation
127,987,328 : 176,621,253.44 = 69,248,703.84 : x - Step 2: Convert to fraction form
127,987,328/176,621,253.44 = 69,248,703.84/x - Step 3: Cross multiply
127,987,328x = 176,621,253.44 × 69,248,703.84 - Step 4: Simplify right side
127,987,328x = 12,230,792,871,316,142 - Step 5: Solve for x
x = 12,230,792,871,316,142/127,987,328 - Step 6: Final answer
x = 95,562,530.00
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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.