Finding the Fourth Proportional to 747,361,036.35, 1,121,041,554.53 and 202,102,570.35
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Solution
The fourth proportional to 747,361,036.35, 1,121,041,554.53 and 202,102,570.35 is: 303,153,855.53
Step by Step Solution
- Step 1: Write the proportion equation
747,361,036.35 : 1,121,041,554.53 = 202,102,570.35 : x - Step 2: Convert to fraction form
747,361,036.35/1,121,041,554.53 = 202,102,570.35/x - Step 3: Cross multiply
747,361,036.35x = 1,121,041,554.53 × 202,102,570.35 - Step 4: Simplify right side
747,361,036.35x = 226,565,379,638,662,176 - Step 5: Solve for x
x = 226,565,379,638,662,176/747,361,036.35 - Step 6: Final answer
x = 303,153,855.53
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Similar ratio
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1.5x scale
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.