Finding the Fourth Proportional to 4,024,138,432.80, 6,036,207,649.20 and 1,264,046,455.20
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Solution
The fourth proportional to 4,024,138,432.80, 6,036,207,649.20 and 1,264,046,455.20 is: 1,896,069,682.80
Step by Step Solution
- Step 1: Write the proportion equation
4,024,138,432.80 : 6,036,207,649.20 = 1,264,046,455.20 : x - Step 2: Convert to fraction form
4,024,138,432.80/6,036,207,649.20 = 1,264,046,455.20/x - Step 3: Cross multiply
4,024,138,432.80x = 6,036,207,649.20 × 1,264,046,455.20 - Step 4: Simplify right side
4,024,138,432.80x = 7,630,046,881,822,385,152 - Step 5: Solve for x
x = 7,630,046,881,822,385,152/4,024,138,432.80 - Step 6: Final answer
x = 1,896,069,682.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.