Finding the Fourth Proportional to 603,126,862.08, 832,350,622.50 and 454,185,207.42
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Solution
The fourth proportional to 603,126,862.08, 832,350,622.50 and 454,185,207.42 is: 626,802,359.33
Step by Step Solution
- Step 1: Write the proportion equation
603,126,862.08 : 832,350,622.50 = 454,185,207.42 : x - Step 2: Convert to fraction form
603,126,862.08/832,350,622.50 = 454,185,207.42/x - Step 3: Cross multiply
603,126,862.08x = 832,350,622.50 × 454,185,207.42 - Step 4: Simplify right side
603,126,862.08x = 378,041,340,126,328,640 - Step 5: Solve for x
x = 378,041,340,126,328,640/603,126,862.08 - Step 6: Final answer
x = 626,802,359.33
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1.5x scale
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.