Finding the Fourth Proportional to 455,350,566.13, 628,383,991.81 and 246,506,709.00
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Solution
The fourth proportional to 455,350,566.13, 628,383,991.81 and 246,506,709.00 is: 340,179,372.41
Step by Step Solution
- Step 1: Write the proportion equation
455,350,566.13 : 628,383,991.81 = 246,506,709.00 : x - Step 2: Convert to fraction form
455,350,566.13/628,383,991.81 = 246,506,709.00/x - Step 3: Cross multiply
455,350,566.13x = 628,383,991.81 × 246,506,709.00 - Step 4: Simplify right side
455,350,566.13x = 154,900,869,811,569,664 - Step 5: Solve for x
x = 154,900,869,811,569,664/455,350,566.13 - Step 6: Final answer
x = 340,179,372.41
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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.