Finding the Fourth Proportional to 757,276,385.60, 1,136,274,315.91 and 524,465,369.53
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Solution
The fourth proportional to 757,276,385.60, 1,136,274,315.91 and 524,465,369.53 is: 786,947,196.96
Step by Step Solution
- Step 1: Write the proportion equation
757,276,385.60 : 1,136,274,315.91 = 524,465,369.53 : x - Step 2: Convert to fraction form
757,276,385.60/1,136,274,315.91 = 524,465,369.53/x - Step 3: Cross multiply
757,276,385.60x = 1,136,274,315.91 × 524,465,369.53 - Step 4: Simplify right side
757,276,385.60x = 595,936,528,977,034,240 - Step 5: Solve for x
x = 595,936,528,977,034,240/757,276,385.60 - Step 6: Final answer
x = 786,947,196.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.