Finding the Fourth Proportional to 564,930,000.70, 847,395,001.05 and 201,293,136.70
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Solution
The fourth proportional to 564,930,000.70, 847,395,001.05 and 201,293,136.70 is: 301,939,705.05
Step by Step Solution
- Step 1: Write the proportion equation
564,930,000.70 : 847,395,001.05 = 201,293,136.70 : x - Step 2: Convert to fraction form
564,930,000.70/847,395,001.05 = 201,293,136.70/x - Step 3: Cross multiply
564,930,000.70x = 847,395,001.05 × 201,293,136.70 - Step 4: Simplify right side
564,930,000.70x = 170,574,797,785,254,272 - Step 5: Solve for x
x = 170,574,797,785,254,272/564,930,000.70 - Step 6: Final answer
x = 301,939,705.05
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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.