Finding the Fourth Proportional to 250,373,952.12, 375,295,862.10 and 84,219,280.68
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Solution
The fourth proportional to 250,373,952.12, 375,295,862.10 and 84,219,280.68 is: 126,239,759.69
Step by Step Solution
- Step 1: Write the proportion equation
250,373,952.12 : 375,295,862.10 = 84,219,280.68 : x - Step 2: Convert to fraction form
250,373,952.12/375,295,862.10 = 84,219,280.68/x - Step 3: Cross multiply
250,373,952.12x = 375,295,862.10 × 84,219,280.68 - Step 4: Simplify right side
250,373,952.12x = 31,607,147,548,242,480 - Step 5: Solve for x
x = 31,607,147,548,242,480/250,373,952.12 - Step 6: Final answer
x = 126,239,759.69
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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.