Finding the Fourth Proportional to 671,574,874.34, 1,006,598,163.99 and 408,679,599.62
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Solution
The fourth proportional to 671,574,874.34, 1,006,598,163.99 and 408,679,599.62 is: 612,554,385.75
Step by Step Solution
- Step 1: Write the proportion equation
671,574,874.34 : 1,006,598,163.99 = 408,679,599.62 : x - Step 2: Convert to fraction form
671,574,874.34/1,006,598,163.99 = 408,679,599.62/x - Step 3: Cross multiply
671,574,874.34x = 1,006,598,163.99 × 408,679,599.62 - Step 4: Simplify right side
671,574,874.34x = 411,376,134,637,660,288 - Step 5: Solve for x
x = 411,376,134,637,660,288/671,574,874.34 - Step 6: Final answer
x = 612,554,385.75
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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.