Finding the Fourth Proportional to 868,695,040,984.23, 1,198,799,352,235.70 and 478,061,604,750.04
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Solution
The fourth proportional to 868,695,040,984.23, 1,198,799,352,235.70 and 478,061,604,750.04 is: 659,725,122,240.58
Step by Step Solution
- Step 1: Write the proportion equation
868,695,040,984.23 : 1,198,799,352,235.70 = 478,061,604,750.04 : x - Step 2: Convert to fraction form
868,695,040,984.23/1,198,799,352,235.70 = 478,061,604,750.04/x - Step 3: Cross multiply
868,695,040,984.23x = 1,198,799,352,235.70 × 478,061,604,750.04 - Step 4: Simplify right side
868,695,040,984.23x = 573,099,942,103,107,162,341,376 - Step 5: Solve for x
x = 573,099,942,103,107,162,341,376/868,695,040,984.23 - Step 6: Final answer
x = 659,725,122,240.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.