Finding the Fourth Proportional to 4,310,334,101.70, 6,465,501,152.55 and 4,269,519,432.90
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Solution
The fourth proportional to 4,310,334,101.70, 6,465,501,152.55 and 4,269,519,432.90 is: 6,404,279,149.35
Step by Step Solution
- Step 1: Write the proportion equation
4,310,334,101.70 : 6,465,501,152.55 = 4,269,519,432.90 : x - Step 2: Convert to fraction form
4,310,334,101.70/6,465,501,152.55 = 4,269,519,432.90/x - Step 3: Cross multiply
4,310,334,101.70x = 6,465,501,152.55 × 4,269,519,432.90 - Step 4: Simplify right side
4,310,334,101.70x = 27,604,582,814,249,574,400 - Step 5: Solve for x
x = 27,604,582,814,249,574,400/4,310,334,101.70 - Step 6: Final answer
x = 6,404,279,149.35
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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.