Finding the Fourth Proportional to 179,021,529,509.68, 247,048,453,950.24 and 97,731,352,454.56
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Solution
The fourth proportional to 179,021,529,509.68, 247,048,453,950.24 and 97,731,352,454.56 is: 134,868,580,290.28
Step by Step Solution
- Step 1: Write the proportion equation
179,021,529,509.68 : 247,048,453,950.24 = 97,731,352,454.56 : x - Step 2: Convert to fraction form
179,021,529,509.68/247,048,453,950.24 = 97,731,352,454.56/x - Step 3: Cross multiply
179,021,529,509.68x = 247,048,453,950.24 × 97,731,352,454.56 - Step 4: Simplify right side
179,021,529,509.68x = 24,144,379,526,365,038,247,936 - Step 5: Solve for x
x = 24,144,379,526,365,038,247,936/179,021,529,509.68 - Step 6: Final answer
x = 134,868,580,290.28
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1.5x scale
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.