Finding the Fourth Proportional to 356,515,793.84, 534,775,536.12 and 162,291,380
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Solution
The fourth proportional to 356,515,793.84, 534,775,536.12 and 162,291,380 is: 243,437,910.04
Step by Step Solution
- Step 1: Write the proportion equation
356,515,793.84 : 534,775,536.12 = 162,291,380 : x - Step 2: Convert to fraction form
356,515,793.84/534,775,536.12 = 162,291,380/x - Step 3: Cross multiply
356,515,793.84x = 534,775,536.12 × 162,291,380 - Step 4: Simplify right side
356,515,793.84x = 86,789,459,747,154,640 - Step 5: Solve for x
x = 86,789,459,747,154,640/356,515,793.84 - Step 6: Final answer
x = 243,437,910.04
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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.