Finding the Fourth Proportional to 493,408,260.98, 739,589,015.04 and 230,871,617.45
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Solution
The fourth proportional to 493,408,260.98, 739,589,015.04 and 230,871,617.45 is: 346,062,532.09
Step by Step Solution
- Step 1: Write the proportion equation
493,408,260.98 : 739,589,015.04 = 230,871,617.45 : x - Step 2: Convert to fraction form
493,408,260.98/739,589,015.04 = 230,871,617.45/x - Step 3: Cross multiply
493,408,260.98x = 739,589,015.04 × 230,871,617.45 - Step 4: Simplify right side
493,408,260.98x = 170,750,112,151,520,384 - Step 5: Solve for x
x = 170,750,112,151,520,384/493,408,260.98 - Step 6: Final answer
x = 346,062,532.09
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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.