Finding the Fourth Proportional to 569,772,630.08, 786,368,808.03 and 328,321,630.84
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Solution
The fourth proportional to 569,772,630.08, 786,368,808.03 and 328,321,630.84 is: 453,131,435.00
Step by Step Solution
- Step 1: Write the proportion equation
569,772,630.08 : 786,368,808.03 = 328,321,630.84 : x - Step 2: Convert to fraction form
569,772,630.08/786,368,808.03 = 328,321,630.84/x - Step 3: Cross multiply
569,772,630.08x = 786,368,808.03 × 328,321,630.84 - Step 4: Simplify right side
569,772,630.08x = 258,181,889,494,330,816 - Step 5: Solve for x
x = 258,181,889,494,330,816/569,772,630.08 - Step 6: Final answer
x = 453,131,435.00
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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.