Finding the Fourth Proportional to 572,942,446,626.36, 790,663,034,442.66 and 312,525,830,908.44
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Solution
The fourth proportional to 572,942,446,626.36, 790,663,034,442.66 and 312,525,830,908.44 is: 431,286,987,485.02
Step by Step Solution
- Step 1: Write the proportion equation
572,942,446,626.36 : 790,663,034,442.66 = 312,525,830,908.44 : x - Step 2: Convert to fraction form
572,942,446,626.36/790,663,034,442.66 = 312,525,830,908.44/x - Step 3: Cross multiply
572,942,446,626.36x = 790,663,034,442.66 × 312,525,830,908.44 - Step 4: Simplify right side
572,942,446,626.36x = 247,102,621,807,780,844,011,520 - Step 5: Solve for x
x = 247,102,621,807,780,844,011,520/572,942,446,626.36 - Step 6: Final answer
x = 431,286,987,485.02
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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.