Finding the Fourth Proportional to 5,038,854,584.70, 7,558,281,877.05 and 4,555,125,176.70
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Solution
The fourth proportional to 5,038,854,584.70, 7,558,281,877.05 and 4,555,125,176.70 is: 6,832,687,765.05
Step by Step Solution
- Step 1: Write the proportion equation
5,038,854,584.70 : 7,558,281,877.05 = 4,555,125,176.70 : x - Step 2: Convert to fraction form
5,038,854,584.70/7,558,281,877.05 = 4,555,125,176.70/x - Step 3: Cross multiply
5,038,854,584.70x = 7,558,281,877.05 × 4,555,125,176.70 - Step 4: Simplify right side
5,038,854,584.70x = 34,428,920,070,745,788,416 - Step 5: Solve for x
x = 34,428,920,070,745,788,416/5,038,854,584.70 - Step 6: Final answer
x = 6,832,687,765.05
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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.