Finding the Fourth Proportional to 416,030,705.80, 624,046,058.70 and 201,039,857.80
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Solution
The fourth proportional to 416,030,705.80, 624,046,058.70 and 201,039,857.80 is: 301,559,786.70
Step by Step Solution
- Step 1: Write the proportion equation
416,030,705.80 : 624,046,058.70 = 201,039,857.80 : x - Step 2: Convert to fraction form
416,030,705.80/624,046,058.70 = 201,039,857.80/x - Step 3: Cross multiply
416,030,705.80x = 624,046,058.70 × 201,039,857.80 - Step 4: Simplify right side
416,030,705.80x = 125,458,130,901,698,464 - Step 5: Solve for x
x = 125,458,130,901,698,464/416,030,705.80 - Step 6: Final answer
x = 301,559,786.70
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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.