Finding the Fourth Proportional to 805,220,666.07, 1,208,180,751.43 and 437,015,754.42
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Solution
The fourth proportional to 805,220,666.07, 1,208,180,751.43 and 437,015,754.42 is: 655,713,451.99
Step by Step Solution
- Step 1: Write the proportion equation
805,220,666.07 : 1,208,180,751.43 = 437,015,754.42 : x - Step 2: Convert to fraction form
805,220,666.07/1,208,180,751.43 = 437,015,754.42/x - Step 3: Cross multiply
805,220,666.07x = 1,208,180,751.43 × 437,015,754.42 - Step 4: Simplify right side
805,220,666.07x = 527,994,022,561,904,000 - Step 5: Solve for x
x = 527,994,022,561,904,000/805,220,666.07 - Step 6: Final answer
x = 655,713,451.99
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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.