Finding the Fourth Proportional to 595,045,725.10, 890,804,990.85 and 442,368,630.70
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Solution
The fourth proportional to 595,045,725.10, 890,804,990.85 and 442,368,630.70 is: 662,241,853.69
Step by Step Solution
- Step 1: Write the proportion equation
595,045,725.10 : 890,804,990.85 = 442,368,630.70 : x - Step 2: Convert to fraction form
595,045,725.10/890,804,990.85 = 442,368,630.70/x - Step 3: Cross multiply
595,045,725.10x = 890,804,990.85 × 442,368,630.70 - Step 4: Simplify right side
595,045,725.10x = 394,064,184,023,040,512 - Step 5: Solve for x
x = 394,064,184,023,040,512/595,045,725.10 - Step 6: Final answer
x = 662,241,853.69
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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.