Finding the Fourth Proportional to 7,660,761,346.08, 10,571,845,882.50 and 4,140,496,162.08
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Solution
The fourth proportional to 7,660,761,346.08, 10,571,845,882.50 and 4,140,496,162.08 is: 5,713,882,122.82
Step by Step Solution
- Step 1: Write the proportion equation
7,660,761,346.08 : 10,571,845,882.50 = 4,140,496,162.08 : x - Step 2: Convert to fraction form
7,660,761,346.08/10,571,845,882.50 = 4,140,496,162.08/x - Step 3: Cross multiply
7,660,761,346.08x = 10,571,845,882.50 × 4,140,496,162.08 - Step 4: Simplify right side
7,660,761,346.08x = 43,772,687,302,592,503,808 - Step 5: Solve for x
x = 43,772,687,302,592,503,808/7,660,761,346.08 - Step 6: Final answer
x = 5,713,882,122.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.