Finding the Fourth Proportional to 5,087,232,000.80, 7,630,848,001.20 and 4,270,938,624.80
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Solution
The fourth proportional to 5,087,232,000.80, 7,630,848,001.20 and 4,270,938,624.80 is: 6,406,407,937.20
Step by Step Solution
- Step 1: Write the proportion equation
5,087,232,000.80 : 7,630,848,001.20 = 4,270,938,624.80 : x - Step 2: Convert to fraction form
5,087,232,000.80/7,630,848,001.20 = 4,270,938,624.80/x - Step 3: Cross multiply
5,087,232,000.80x = 7,630,848,001.20 × 4,270,938,624.80 - Step 4: Simplify right side
5,087,232,000.80x = 32,590,883,468,302,958,592 - Step 5: Solve for x
x = 32,590,883,468,302,958,592/5,087,232,000.80 - Step 6: Final answer
x = 6,406,407,937.20
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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.