Finding the Fourth Proportional to 589,712,979.80, 884,569,469.70 and 201,477,614.60
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Solution
The fourth proportional to 589,712,979.80, 884,569,469.70 and 201,477,614.60 is: 302,216,421.90
Step by Step Solution
- Step 1: Write the proportion equation
589,712,979.80 : 884,569,469.70 = 201,477,614.60 : x - Step 2: Convert to fraction form
589,712,979.80/884,569,469.70 = 201,477,614.60/x - Step 3: Cross multiply
589,712,979.80x = 884,569,469.70 × 201,477,614.60 - Step 4: Simplify right side
589,712,979.80x = 178,220,946,703,142,976 - Step 5: Solve for x
x = 178,220,946,703,142,976/589,712,979.80 - Step 6: Final answer
x = 302,216,421.90
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Similar ratio
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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.