Finding the Fourth Proportional to 230,148,189.13, 345,358,485.50 and 84,683,902.43
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Solution
The fourth proportional to 230,148,189.13, 345,358,485.50 and 84,683,902.43 is: 127,075,969.62
Step by Step Solution
- Step 1: Write the proportion equation
230,148,189.13 : 345,358,485.50 = 84,683,902.43 : x - Step 2: Convert to fraction form
230,148,189.13/345,358,485.50 = 84,683,902.43/x - Step 3: Cross multiply
230,148,189.13x = 345,358,485.50 × 84,683,902.43 - Step 4: Simplify right side
230,148,189.13x = 29,246,304,289,454,572 - Step 5: Solve for x
x = 29,246,304,289,454,572/230,148,189.13 - Step 6: Final answer
x = 127,075,969.62
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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.