Finding the Fourth Proportional to 1,316,535,631.24, 1,975,132,375.98 and 929,114,704.84
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Solution
The fourth proportional to 1,316,535,631.24, 1,975,132,375.98 and 929,114,704.84 is: 1,393,904,191.41
Step by Step Solution
- Step 1: Write the proportion equation
1,316,535,631.24 : 1,975,132,375.98 = 929,114,704.84 : x - Step 2: Convert to fraction form
1,316,535,631.24/1,975,132,375.98 = 929,114,704.84/x - Step 3: Cross multiply
1,316,535,631.24x = 1,975,132,375.98 × 929,114,704.84 - Step 4: Simplify right side
1,316,535,631.24x = 1,835,124,534,528,585,728 - Step 5: Solve for x
x = 1,835,124,534,528,585,728/1,316,535,631.24 - Step 6: Final answer
x = 1,393,904,191.41
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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.