Finding the Fourth Proportional to 77,452,170,709.08, 106,882,909,105.14 and 43,159,322,643.24
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Solution
The fourth proportional to 77,452,170,709.08, 106,882,909,105.14 and 43,159,322,643.24 is: 59,559,259,822.99
Step by Step Solution
- Step 1: Write the proportion equation
77,452,170,709.08 : 106,882,909,105.14 = 43,159,322,643.24 : x - Step 2: Convert to fraction form
77,452,170,709.08/106,882,909,105.14 = 43,159,322,643.24/x - Step 3: Cross multiply
77,452,170,709.08x = 106,882,909,105.14 × 43,159,322,643.24 - Step 4: Simplify right side
77,452,170,709.08x = 4,612,993,959,116,831,457,280 - Step 5: Solve for x
x = 4,612,993,959,116,831,457,280/77,452,170,709.08 - Step 6: Final answer
x = 59,559,259,822.99
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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.