Finding the Fourth Proportional to 4,679,320,896.67, 6,458,155,905.99 and 2,962,829,595.95
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Solution
The fourth proportional to 4,679,320,896.67, 6,458,155,905.99 and 2,962,829,595.95 is: 4,089,143,676.20
Step by Step Solution
- Step 1: Write the proportion equation
4,679,320,896.67 : 6,458,155,905.99 = 2,962,829,595.95 : x - Step 2: Convert to fraction form
4,679,320,896.67/6,458,155,905.99 = 2,962,829,595.95/x - Step 3: Cross multiply
4,679,320,896.67x = 6,458,155,905.99 × 2,962,829,595.95 - Step 4: Simplify right side
4,679,320,896.67x = 19,134,415,453,526,454,272 - Step 5: Solve for x
x = 19,134,415,453,526,454,272/4,679,320,896.67 - Step 6: Final answer
x = 4,089,143,676.20
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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.