Finding the Fourth Proportional to 6,432,603,478.16, 8,877,208,353.73 and 3,574,866,119.22
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Solution
The fourth proportional to 6,432,603,478.16, 8,877,208,353.73 and 3,574,866,119.22 is: 4,933,435,036.80
Step by Step Solution
- Step 1: Write the proportion equation
6,432,603,478.16 : 8,877,208,353.73 = 3,574,866,119.22 : x - Step 2: Convert to fraction form
6,432,603,478.16/8,877,208,353.73 = 3,574,866,119.22/x - Step 3: Cross multiply
6,432,603,478.16x = 8,877,208,353.73 × 3,574,866,119.22 - Step 4: Simplify right side
6,432,603,478.16x = 31,734,831,376,997,195,776 - Step 5: Solve for x
x = 31,734,831,376,997,195,776/6,432,603,478.16 - Step 6: Final answer
x = 4,933,435,036.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.