Finding the Fourth Proportional to 4,655,291,257.20, 6,982,936,885.80 and 4,150,209,730.80
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Solution
The fourth proportional to 4,655,291,257.20, 6,982,936,885.80 and 4,150,209,730.80 is: 6,225,314,596.20
Step by Step Solution
- Step 1: Write the proportion equation
4,655,291,257.20 : 6,982,936,885.80 = 4,150,209,730.80 : x - Step 2: Convert to fraction form
4,655,291,257.20/6,982,936,885.80 = 4,150,209,730.80/x - Step 3: Cross multiply
4,655,291,257.20x = 6,982,936,885.80 × 4,150,209,730.80 - Step 4: Simplify right side
4,655,291,257.20x = 28,980,652,613,009,412,096 - Step 5: Solve for x
x = 28,980,652,613,009,412,096/4,655,291,257.20 - Step 6: Final answer
x = 6,225,314,596.20
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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.