Finding the Fourth Proportional to 373,102,328.28, 559,725,225.21 and 143,053,470.12
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Solution
The fourth proportional to 373,102,328.28, 559,725,225.21 and 143,053,470.12 is: 214,607,708.69
Step by Step Solution
- Step 1: Write the proportion equation
373,102,328.28 : 559,725,225.21 = 143,053,470.12 : x - Step 2: Convert to fraction form
373,102,328.28/559,725,225.21 = 143,053,470.12/x - Step 3: Cross multiply
373,102,328.28x = 559,725,225.21 × 143,053,470.12 - Step 4: Simplify right side
373,102,328.28x = 80,070,635,779,989,008 - Step 5: Solve for x
x = 80,070,635,779,989,008/373,102,328.28 - Step 6: Final answer
x = 214,607,708.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.