Finding the Fourth Proportional to 250,254,821.99, 375,119,461.08 and 84,200,681.27
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Solution
The fourth proportional to 250,254,821.99, 375,119,461.08 and 84,200,681.27 is: 126,212,609.72
Step by Step Solution
- Step 1: Write the proportion equation
250,254,821.99 : 375,119,461.08 = 84,200,681.27 : x - Step 2: Convert to fraction form
250,254,821.99/375,119,461.08 = 84,200,681.27/x - Step 3: Cross multiply
250,254,821.99x = 375,119,461.08 × 84,200,681.27 - Step 4: Simplify right side
250,254,821.99x = 31,585,314,178,695,652 - Step 5: Solve for x
x = 31,585,314,178,695,652/250,254,821.99 - Step 6: Final answer
x = 126,212,609.72
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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.