Finding the Fourth Proportional to 171,422,810.06, 236,562,176.97 and 93,106,924.04
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Solution
The fourth proportional to 171,422,810.06, 236,562,176.97 and 93,106,924.04 is: 128,486,848.59
Step by Step Solution
- Step 1: Write the proportion equation
171,422,810.06 : 236,562,176.97 = 93,106,924.04 : x - Step 2: Convert to fraction form
171,422,810.06/236,562,176.97 = 93,106,924.04/x - Step 3: Cross multiply
171,422,810.06x = 236,562,176.97 × 93,106,924.04 - Step 4: Simplify right side
171,422,810.06x = 22,025,576,640,700,016 - Step 5: Solve for x
x = 22,025,576,640,700,016/171,422,810.06 - Step 6: Final answer
x = 128,486,848.59
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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.