Finding the Fourth Proportional to 495,396,554.40, 742,905,874.80 and 150,235,466.40
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Solution
The fourth proportional to 495,396,554.40, 742,905,874.80 and 150,235,466.40 is: 225,295,895.99
Step by Step Solution
- Step 1: Write the proportion equation
495,396,554.40 : 742,905,874.80 = 150,235,466.40 : x - Step 2: Convert to fraction form
495,396,554.40/742,905,874.80 = 150,235,466.40/x - Step 3: Cross multiply
495,396,554.40x = 742,905,874.80 × 150,235,466.40 - Step 4: Simplify right side
495,396,554.40x = 111,610,810,591,878,000 - Step 5: Solve for x
x = 111,610,810,591,878,000/495,396,554.40 - Step 6: Final answer
x = 225,295,895.99
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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.